ichthyic | adj. | Fish-like. |
ichthyology | n. | The branch of zoology that treats of fishes. |
ichthyosaurs | n. | A fossil reptile. |
icily | adv. | Frigidly. |
iciness | n. | The state of being icy. |
icon | n. | An image or likeness. |
iconoclast | n. | An image-breaker. |
idealize | v. | To make to conform to some mental or imaginary standard. |
idiom | n. | A use of words peculiar to a particular language. |
idiosyncrasy | n. | A mental quality or habit peculiar to an individual. |
idolize | v. | To regard with inordinate love or admiration. |
ignoble | adj. | Low in character or purpose. |
ignominious | adj. | Shameful. |
Iliad | n. | A Greek epic poem describing scenes from the siege of Troy. |
illegal | adj. | Not according to law. |
illegible | adj. | Undecipherable. |
illegitimate | adj. | Unlawfully begotten. |
illiberal | adj. | Stingy. |
illicit | adj. | Unlawful. |
illimitable | adj. | Boundless. |
illiterate | adj. | Having little or no book-learning. |
ill-natured | adj. | Surly. |
illogical | adj. | Contrary to the rules of sound thought. |
illuminant | n. | That which may be used to produce light. |
illuminate | v. | To supply with light. |
illumine | v. | To make bright or clear. |
illusion | n. | An unreal image presented to the senses. |
illusive | adj. | Deceptive. |
illusory | adj. | Deceiving or tending to deceive, as by false appearance. |
imaginable | adj. | That can be imagined or conceived in the mind. |
imaginary | adj. | Fancied. |
imbibe | v. | To drink or take in. |
imbroglio | n. | A misunderstanding attended by ill feeling, perplexity, or strife. |
imbrue | v. | To wet or moisten. |
imitation | n. | That which is made as a likeness or copy. |
imitator | n. | One who makes in imitation. |
immaculate | adj. | Without spot or blemish. |
immaterial | adj. | Of no essential consequence. |
immature | adj. | Not full-grown. |
immeasurable | adj. | Indefinitely extensive. |
immense | adj. | Very great in degree, extent, size, or quantity. |
immerse | v. | To plunge or dip entirely under water or other fluid. |
immersion | n. | The act of plunging or dipping entirely under water or another fluid. |
immigrant | n. | A foreigner who enters a country to settle there. |
immigrate | v. | To come into a country or region from a former habitat. |
imminence | n. | Impending evil or danger. |
imminent | adj. | Dangerous and close at hand. |
immiscible | adj. | Separating, as oil and water. |
immoral | adj. | Habitually engaged in licentious or lewd practices. |
immortalize | v. | To cause to last or to be known or remembered throughout a great or indefinite length of time. |
immovable | adj. | Steadfast. |
immune | adj. | Exempt, as from disease. |
immutable | adj. | Unchangeable. |
impair | v. | To cause to become less or worse. |
impalpable | adj. | Imperceptible to the touch. |
impartial | adj. | Unbiased. |
impassable | adj. | That can not be passed through or over. |
impassible | adj. | Not moved or affected by feeling. |
impassive | adj. | Unmoved by or not exhibiting feeling. |
impatience | n. | Unwillingness to brook delays or wait the natural course of things. |
impeccable | adj. | Blameless. |
impecunious | adj. | Having no money. |
impede | v. | To be an obstacle or to place obstacles in the way of. |
impel | v. | To drive or urge forward. |
impend | v. | To be imminent. |
imperative | adj. | Obligatory. |
imperceptible | adj. | Indiscernible. |
imperfectible | adj. | That can not be perfected. |
imperil | v. | To endanger. |
imperious | adj. | Insisting on obedience. |
impermissible | adj. | Not permissible. |
impersonal | adj. | Not relating to a particular person or thing. |
impersonate | v. | To appear or act in the character of. |
impersuadable | adj. | Unyielding. |
impertinence | n. | Rudeness. |
imperturbable | adj. | Calm. |
impervious | adj. | Impenetrable. |
impetuosity | n. | Rashness. |
impetuous | adj. | Impulsive. |
impetus | n. | Any impulse or incentive. |
impiety | n. | Irreverence toward God. |
impious | adj. | Characterized by irreverence or irreligion. |
implausible | adj. | Not plausible. |
impliable | adj. | Capable of being inferred. |
implicate | v. | To show or prove to be involved in or concerned |
implicit | adj. | Implied. |
imply | v. | To signify. |
impolitic | adj. | Inexpedient. |
importation | n. | The act or practice of bringing from one country into another. |
importunate | adj. | Urgent in character, request, or demand. |
importune | v. | To harass with persistent demands or entreaties. |
impotent | adj. | Destitute of or lacking in power, physical, moral, or intellectual. |
impoverish | v. | To make indigent or poor. |
impracticable | adj. | Not feasible. |
impregnable | adj. | That can not be taken by assault. |
impregnate | v. | To make pregnant. |
impromptu | n. | Anything done or said on the impulse of the moment. |
improper | adj. | Not appropriate, suitable, or becoming. |
impropriety | n. | The state or quality of being unfit, unseemly, or inappropriate. |
improvident | adj. | Lacking foresight or thrift. |
improvise | v. | To do anything extemporaneously or offhand. |
imprudent | adj. | Heedless. |
impudence | n. | Insolent disrespect. |
impugn | v. | To assail with arguments, insinuations, or accusations. |
impulsion | n. | Impetus. |
impulsive | adj. | Unpremeditated. |
impunity | n. | Freedom from punishment. |
impure | adj. | Tainted. |
impute | v. | To attribute. |
inaccessible | adj. | Difficult of approach. |
inaccurate | adj. | Not exactly according to the facts. |
inactive | adj. | Inert. |
inadequate | adj. | Insufficient. |
inadmissible | adj. | Not to be approved, considered, or allowed, as testimony. |
inadvertent | adj. | Accidental. |
inadvisable | adj. | Unadvisable. |
inane | adj. | Silly. |
inanimate | adj. | Destitute of animal life. |
inapprehensible | adj. | Not to be understood. |
inapt | adj. | Awkward or slow. |
inarticulate | adj. | Speechless. |
inaudible | adj. | That can not be heard. |
inborn | adj. | Implanted by nature. |
inbred | adj. | Innate. |
incandescence | n. | The state of being white or glowing with heat. |
incandescent | adj. | White or glowing with heat. |
incapacitate | v. | To deprive of power, capacity, competency, or qualification. |
incapacity | n. | Want of power to apprehend, understand, and manage. |
incarcerate | v. | To imprison. |
incendiary | n. | Chemical or person who starts a fire-literally or figuratively. |
incentive | n. | That which moves the mind or inflames the passions. |
inception | n. | The beginning. |
inceptive | adj. | Beginning. |
incessant | adj. | Unceasing. |
inchmeal | adv. | Piecemeal. |
inchoate | adj. | Incipient. |
inchoative | n. | That which begins, or expresses beginning. |
incidence | n. | Casual occurrence. |
incident | n. | A happening in general, especially one of little importance. |
incidentally | adv. | Without intention. |
incinerate | v. | To reduce to ashes. |
incipience | n. | Beginning. |
incipient | adj. | Initial. |
incisor | n. | A front or cutting tooth. |
incite | v. | To rouse to a particular action. |
incitement | n. | That which moves to action, or serves as an incentive or stimulus. |
incoercible | adj. | Incapable of being forced, constrained, or compelled. |
incoherence | n. | Want of connection, or agreement, as of parts or ideas in thought, speech, etc. |
incoherent | adj. | Not logically coordinated, as to parts, elements, or details. |
incombustible | adj. | That can not be burned. |
incomparable | adj. | Matchless. |
incompatible | adj. | Discordant. |
incompetence | n. | General lack of capacity or fitness. |
incompetent | adj. | Not having the abilities desired or necessary for any purpose. |
incomplete | adj. | Lacking some element, part, or adjunct necessary or required. |
incomprehensible | adj. | Not understandable. |
incompressible | adj. | Resisting all attempts to reduce volume by pressure. |
inconceivable | adj. | Incomprehensible. |
incongruous | adj. | Unsuitable for the time, place, or occasion. |
inconsequential | adj. | Valueless. |
inconsiderable | adj. | Small in quantity or importance. |
inconsistent | adj. | Contradictory. |
inconstant | adj. | Changeable. |
incontrovertible | adj. | Indisputable. |
inconvenient | adj. | Interfering with comfort or progress. |
indefensible | adj. | Untenable. |
indefinitely | adv. | In a vague or uncertain way. |
indelible | adj. | That can not be blotted out, effaced, destroyed, or removed. |
indescribable | adj. | That can not be described. |
indestructible | adj. | That can not be destroyed. |
indicant | adj. | That which points out. |
indicator | n. | One who or that which points out. |
indict | v. | To find and declare chargeable with crime. |
indigence | n. | Poverty. |
indigenous | adj. | Native. |
indigent | adj. | Poor. |
indigestible | adj. | Not digestible, or difficult to digest. |
indigestion | n. | Difficulty or failure in the alimentary canal in changing food into absorptive nutriment. |
indignant | adj. | Having such anger and scorn as is aroused by meanness or wickedness. |
indignity | n. | Unmerited contemptuous conduct or treatment. |
indiscernible | adj. | Not perceptible. |
indiscreet | adj. | Lacking wise judgment. |
indiscriminate | adj. | Promiscuous. |
indispensable | adj. | Necessary or requisite for the purpose. |
indistinct | adj. | Vague. |
indivertible | adj. | That can not be turned aside. |
indivisible | adj. | Not separable into parts. |
indolence | n. | Laziness. |
indolent | adj. | Habitually inactive or idle. |
indomitable | adj. | Unconquerable. |
induct | v. | To bring in. |
indulgence | n. | The yielding to inclination, passion, desire, or propensity in oneself or another. |
indulgent | adj. | Yielding to the desires or humor of oneself or those under one's care. |
inebriate | v. | To intoxicate. |
inedible | adj. | Not good for food. |
ineffable | adj. | Unutterable. |
inefficient | adj. | Not accomplishing an intended purpose. |
inefficiency | n. | That which does not accomplish an intended purpose. |
ineligible | adj. | Not suitable to be selected or chosen. |
inept | adj. | Not fit or suitable. |
inert | adj. | Inanimate. |
inestimable | adj. | Above price. |
inevitable | adj. | Unavoidable. |
inexcusable | adj. | Not to be justified. |
inexhaustible | adj. | So large or furnishing so great a supply as not to be emptied, wasted, or spent. |
inexorable | adj. | Unrelenting. |
inexpedient | adj. | Unadvisable. |
inexpensive | adj. | Low-priced. |
inexperience | n. | Lack of or deficiency in experience. |
inexplicable | adj. | Such as can not be made plain. |
inexpressible | adj. | Unutterable. |
inextensible | adj. | Of unchangeable length or area. |
infallible | adj. | Exempt from error of judgment, as in opinion or statement. |
infamous | adj. | Publicly branded or notorious, as for vice, or crime. |
infamy | n. | Total loss or destitution of honor or reputation. |
inference | n. | The derivation of a judgment from any given material of knowledge on the ground of law. |
infernal | adj. | Akin to or befitting hell or its occupants. |
infest | v. | To be present in such numbers as to be a source of annoyance, trouble, or danger. |
infidel | n. | One who denies the existence of God. |
infidelity | n. | Disloyalty. |
infinite | adj. | Measureless. |
infinity | n. | Boundless or immeasurable extension or duration. |
infirm | adj. | Lacking in bodily or mental strength. |
infirmary | n. | A place for the reception or treatment of the sick. |
infirmity | n. | A physical, mental, or moral weakness or flaw. |
inflammable | adj. | Easily set on fire or excited. |
inflammation | n. | A morbid process in some part of the body characterized by heat, swelling, and pain. |
inflexible | adj. | That can not be altered or varied. |
influence | n. | Ability to sway the will of another. |
influential | adj. | Having the power to sway the will of another. |
influx | n. | Infusion. |
infrequence | n. | Rareness. |
infrequent | adj. | Uncommon. |
infringe | v. | To trespass upon. |
infuse | v. | To instill, introduce, or inculcate, as principles or qualities. |
infusion | n. | The act of imbuing, or pouring in. |
ingenious | adj. | Evincing skill, originality, or cleverness, as in contrivance or arrangement. |
ingenuity | n. | Cleverness in contriving, combining, or originating. |
ingenuous | adj. | Candid, frank, or open in character or quality. |
inglorious | adj. | Shameful. |
ingraft | v. | To set or implant deeply and firmly. |
ingratiate | v. | To win confidence or good graces for oneself. |
ingratitude | n. | Insensibility to kindness. |
ingredient | n. | Component. |
inherence | n. | The state of being permanently existing in something. |
inherent | adj. | Intrinsic. |
inhibit | v. | To hold back or in. |
inhospitable | adj. | Not disposed to entertain strangers gratuitously. |
inhuman | adj. | Savage. |
inhume | v. | To place in the earth, as a dead body. |
inimical | adj. | Adverse. |
iniquity | n. | Gross wrong or injustice. |
initiate | v. | To perform the first act or rite. |
inject | v. | To introduce, as a fluid, by injection. |
injunction | n. | Mandate. |
inkling | n. | A hint. |
inland | adj. | Remote from the sea. |
inlet | n. | A small body of water leading into a larger. |
inmost | adj. | Deepest within. |
innocuous | adj. | Harmless. |
innovate | v. | To introduce or strive to introduce new things. |
innuendo | n. | Insinuation. |
innumerable | adj. | Countless. |
inoffensive | adj. | Causing nothing displeasing or disturbing. |
inopportune | adj. | Unsuitable or inconvenient, especially as to time. |
inquire | v. | To ask information about. |
inquisition | n. | A court or tribunal for examination and punishment of heretics. |
inquisitive | adj. | Given to questioning, especially out of curiosity. |
inquisitor | n. | One who makes an investigation. |
inroad | n. | Forcible encroachment or trespass. |
insatiable | adj. | That desires or craves immoderately or unappeasably. |
inscribe | v. | To enter in a book, or on a list, roll, or document, by writing. |
inscrutable | adj. | Impenetrably mysterious or profound. |
insecure | adj. | Not assured of safety. |
insensible | adj. | Imperceptible. |
insentient | adj. | Lacking the power of feeling or perceiving. |
inseparable | adj. | That can not be separated. |
insidious | adj. | Working ill by slow and stealthy means. |
insight | n. | Intellectual discernment. |
insignificance | n. | Lack of import or of importance. |
insignificant | adj. | Without importance, force, or influence. |
insinuate | v. | To imply. |
insipid | adj. | Tasteless. |
insistence | n. | Urgency. |
insistent | adj. | Urgent. |
insolence | n. | Pride or haughtiness exhibited in contemptuous and overbearing treatment of others. |
insolent | adj. | Impudent. |
insomnia | n. | Sleeplessness. |
inspector | n. | An official appointed to examine or oversee any matter of public interest or importance. |
instance | n. | A single occurrence or happening of a given kind. |
instant | n. | A very brief portion of time. |
instantaneous | adj. | Done without perceptible lapse of time. |
instigate | v. | To provoke. |
instigator | n. | One who incites to evil. |
instill | v. | To infuse. |
instructive | adj. | Conveying knowledge. |
insufficiency | n. | Inadequacy. |
insufficient | adj. | Inadequate for some need, purpose, or use. |
insular | adj. | Pertaining to an island. |
insulate | v. | To place in a detached state or situation. |
insuperable | adj. | Invincible. |
insuppressible | adj. | Incapable of being concealed. |
insurgence | n. | Uprising. |
insurgent | n. | One who takes part in forcible opposition to the constituted authorities of a place. |
insurrection | n. | The state of being in active resistance to authority. |
intangible | adj. | Not perceptible to the touch. |
integrity | n. | Uprightness of character and soundness of moral principle. |
intellect | n. | The faculty of perception or thought. |
intellectual | adj. | Characterized by intelligence. |
intelligence | n. | Capacity to know or understand. |
intelligible | adj. | Comprehensible. |
intemperance | n. | Immoderate action or indulgence, as of the appetites. |
intension | n. | The act of stringing or stretching, or state of being strained. |
intensive | adj. | Adding emphasis or force. |
intention | n. | That upon which the mind is set. |
interact | v. | To act reciprocally. |
intercede | v. | To mediate between persons. |
intercept | v. | To interrupt the course of. |
intercession | n. | Entreaty in behalf of others. |
intercessor | n. | A mediator. |
interdict | n. | Authoritative act of prohibition. |
interim | n. | Time between acts or periods. |
interlocutor | n. | One who takes part in a conversation or oral discussion. |
interlude | n. | An action or event considered as coming between others of greater length. |
intermediate | adj. | Being in a middle place or degree or between extremes. |
interminable | adj. | Having no limit or end. |
intermission | n. | A recess. |
intermit | v. | To cause to cease temporarily. |
intermittent | adj. | A temporary discontinuance. |
interpolation | n. | Verbal interference. |
interpose | v. | To come between other things or persons. |
interposition | n. | A coming between. |
interpreter | n. | A person who makes intelligible the speech of a foreigner by oral translation. |
interrogate | v. | To examine formally by questioning. |
interrogative | adj. | Having the nature or form of a question. |
interrogatory | n. | A question or inquiry. |
interrupt | v. | To stop while in progress. |
intersect | v. | To cut through or into so as to divide. |
intervale | n. | A low tract of land between hills, especially along a river. |
intervene | v. | To interfere for some end. |
intestacy | n. | The condition resulting from one's dying not having made a valid will. |
intestate | adj. | Not having made a valid will. |
intestine | n. | That part of the digestive tube below or behind the stomach, extending to the anus. |
intimacy | n. | Close or confidential friendship. |
intimidate | v. | To cause to become frightened. |
intolerable | adj. | Insufferable. |
intolerance | n. | Inability or unwillingness to bear or endure. |
intolerant | adj. | Bigoted. |
intoxicant | n. | Anything that unduly exhilarates or excites. |
intoxicate | v. | To make drunk. |
intracellular | adj. | Occurring or situated within a cell. |
intramural | adj. | Situated within the walls of a city. |
intrepid | adj. | Fearless and bold. |
intricacy | n. | Perplexity. |
intricate | adj. | Difficult to follow or understand. |
intrigue | n. | A plot or scheme, usually complicated and intended to accomplish something by secret ways. |
intrinsic | adj. | Inherent. |
introductory | adj. | Preliminary. |
introgression | n. | Entrance. |
intromit | v. | To insert. |
introspect | v. | To look into. |
introspection | n. | The act of observing and analyzing one's own thoughts and feelings. |
introversion | n. | The act of turning or directing inward, physically or mentally. |
introvert | v. | To turn within. |
intrude | v. | To come in without leave or license. |
intrusion | n. | The act of entering without warrant or invitation; encroachment. |
intuition | n. | Instinctive knowledge or feeling. |
inundate | v. | To fill with an overflowing abundance. |
inundation | n. | Flood. |
inure | v. | To harden or toughen by use, exercise, or exposure. |
invalid | adj. | Having no force, weight, or cogency. |
invalid | n. | One who is disabled by illness or injury. |
invalidate | v. | To render of no force or effect. |
invaluable | adj. | Exceedingly precious. |
invariable | adj. | Unchangeable. |
invasion | n. | Encroachment, as by an act of intrusion or trespass. |
invective | n. | An utterance intended to cast censure, or reproach. |
inveigh | v. | To utter vehement censure or invective. |
inventive | adj. | Quick at contrivance. |
inverse | adj. | Contrary in tendency or direction. |
inversion | n. | Change of order so that the first shall become last and the last first. |
invert | v. | To turn inside out, upside down, or in opposite direction. |
investigator | n. | One who investigates. |
investor | n. | One who invests money. |
inveterate | adj. | Habitual. |
invidious | adj. | Showing or feeling envy. |
invigorate | v. | To animate. |
invincible | adj. | Not to be conquered, subdued, or overcome. |
inviolable | adj. | Incapable of being injured or disturbed. |
invoke | v. | To call on for assistance or protection. |
involuntary | adj. | Unwilling. |
involution | n. | Complication. |
involve | v. | To draw into entanglement, literally or figuratively. |
invulnerable | adj. | That can not be wounded or hurt. |
inwardly | adv. | With no outward manifestation. |
iota | n. | A small or insignificant mark or part. |
irascible | adj. | Prone to anger. |
irate | adj. | Moved to anger. |
ire | n. | Wrath. |
iridescence | n. | A many-colored appearance. |
iridescent | adj. | Exhibiting changing rainbow-colors due to the interference of the light. |
irk | v. | To afflict with pain, vexation, or fatigue. |
irksome | adj. | Wearisome. |
irony | n. | Censure or ridicule under cover of praise or compliment. |
irradiance | n. | Luster. |
irradiate | v. | To render clear and intelligible. |
irrational | adj. | Not possessed of reasoning powers or understanding. |
irreducible | adj. | That can not be lessened. |
irrefragable | adj. | That can not be refuted or disproved. |
irrefrangible | adj. | That can not be broken or violated. |
irrelevant | adj. | Inapplicable. |
irreligious | adj. | Indifferent or opposed to religion. |
irreparable | adj. | That can not be rectified or made amends for. |
irrepressible | adj. | That can not be restrained or kept down. |
irresistible | adj. | That can not be successfully withstood or opposed. |
irresponsible | adj. | Careless of or unable to meet responsibilities. |
irreverence | n. | The quality showing or expressing a deficiency of veneration, especially for sacred things. |
irreverent | adj. | Showing or expressing a deficiency of veneration, especially for sacred things. |
irreverential | adj. | Showing or expressing a deficiency of veneration, especially for sacred things. |
irreversible | adj. | Irrevocable. |
irrigant | adj. | Serving to water lands by artificial means. |
irrigate | v. | To water, as land, by ditches or other artificial means. |
irritable | adj. | Showing impatience or ill temper on little provocation. |
irritancy | n. | The quality of producing vexation. |
irritant | n. | A mechanical, chemical, or pathological agent of inflammation, pain, or tension. |
irritate | v. | To excite ill temper or impatience in. |
irruption | n. | Sudden invasion. |
isle | n. | An island. |
islet | n. | A little island. |
isobar | n. | A line joining points at which the barometric pressure is the same at a specified moment. |
isochronous | adj. | Relating to or denoting equal intervals of time. |
isolate | v. | To separate from others of its kind. |
isothermal | adj. | Having or marking equality of temperature. |
itinerant | adj. | Wandering. |
itinerary | n. | A detailed account or diary of a journey. |
itinerate | v. | To wander from place to place. |
Saturday, 8 May 2010
Vocabulary builder I
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