Intermediate Vocabulary Words

Academic vocabulary common across TOEFL, IELTS, and multi-test contexts. These words appear in university-level texts and are essential for scoring well on standardized English proficiency tests.

6223 words · Page 48 of 104

ideological TOEFL

Relating to a system of ideas and beliefs, especially about politics, economics, or society.

ideology GRE TOEFL

A system of ideas and values that forms the basis of economic or political theory and policy.

idiom SAT TOEFL

A phrase or expression whose meaning cannot be understood from the literal definition of its words.

idiomatic TOEFL IELTS

Using or denoting language that is natural and appropriate to a native speaker.

idiosyncrasy SAT GRE TOEFL

A peculiar or characteristic habit, mannerism, or trait of an individual.

idiot GRE TOEFL IELTS

A foolish or stupid person; someone lacking intelligence or common sense.

idle GRE TOEFL IELTS

Not active, in use, or in progress; lazy or inactive.

idol GRE TOEFL IELTS

A person who is greatly admired, loved, or revered, especially in popular culture.

idolatry TOEFL

Excessive or blind admiration and worship, often treating someone as a god.

idyllic TOEFL

Extremely pleasant, peaceful, or picturesque, typically describing rural or natural settings.

igneous GRE TOEFL

(Of rock) formed through the solidification of molten lava or magma.

ignite GRE TOEFL

To set on fire; to cause combustion or a strong reaction.

ignoble SAT TOEFL

Not honorable or admirable; deserving contempt or shame.

ignominy GRE TOEFL

Public shame or embarrassment resulting from a loss of respect or reputation.

ignorance GRE TOEFL IELTS

Lack of knowledge, understanding, or information about a subject.

ignorant TOEFL IELTS

Lacking knowledge or awareness in general, or about a particular subject.

ignore TOEFL IELTS

To deliberately pay no attention to something or someone.

illegible SAT GRE TOEFL IELTS

Not clear enough to be read or deciphered, often referring to handwriting.

illiterate SAT GRE TOEFL

Unable to read or write; also refers to lacking knowledge in a specific field.

illuminate SAT TOEFL

To light up or make brighter; to clarify or explain something difficult to understand.

illumination GRE TOEFL

The action of lighting or brightening; also refers to the act of clarifying or understanding somethi...

illusion SAT TOEFL IELTS

A false idea or belief, or a perceptual distortion that misrepresents reality.

illusive SAT TOEFL IELTS

Elusive or difficult to grasp; deceptive and not easily achieved.

illustrate TOEFL

To explain or make something clearer by using examples, diagrams, or pictures.

illustration GRE TOEFL IELTS

A visual representation, such as a drawing, or an example used to explain something.

image TOEFL IELTS

A visual representation of something, such as a picture or statue; also, a mental picture or impress...

imagery TOEFL

Visually descriptive or figurative language, especially in literature; a collection of mental images...

imaginary SAT GRE TOEFL IELTS

Existing only in the imagination; not real.

imaginative TOEFL IELTS

Having or showing creativity or inventiveness.

imbalance TOEFL

A lack of balance or equality, especially in a physical, mental, or emotional state.

imbibe SAT GRE TOEFL

To drink or take in, especially a liquid; to absorb knowledge or ideas.

imbibed GRE TOEFL

Past tense of imbibe; drank or absorbed.

imitate TOEFL

To copy or mimic the behavior, actions, or speech of another.

imitation SAT TOEFL IELTS

The act of copying someone or something; a copy or representation, often not genuine.

immaculate SAT GRE TOEFL

Perfectly clean, neat, or flawless.

immediate TOEFL IELTS

Happening or done at once; without delay.

immense SAT GRE TOEFL

Extremely large in size, scale, or degree.

immigrant SAT TOEFL

A person who comes to live permanently in a foreign country.

immigration TOEFL IELTS

The act of moving to a foreign country to live permanently.

imminent SAT GRE TOEFL IELTS

About to happen; forthcoming.

immobile TOEFL

Unable to move or be moved.

immobilize TOEFL

To prevent from moving or being moved.

immoral SAT GRE TOEFL IELTS

Contrary to accepted moral principles; wicked or unethical.

immortal GRE TOEFL IELTS

Living forever; not subject to death.

immune SAT GRE TOEFL IELTS

Protected against a particular infection or disease.

immunity GRE TOEFL

The ability of an organism to resist a particular infection or toxin.

immutable SAT GRE TOEFL

Unchanging over time or unable to be changed.

impact TOEFL IELTS

A strong effect or influence; a collision.

impair SAT GRE TOEFL

To weaken or damage something, especially a faculty or ability.

impale GRE TOEFL

To pierce with a sharp stake or similar object.

impart GRE TOEFL

To share or communicate information or knowledge.

impartial SAT GRE TOEFL IELTS

Treating all people equally without favoritism or bias.

impartially TOEFL

In a fair and unbiased manner.

impeach GRE TOEFL

To charge a public official with a crime while in office, especially in connection with a formal acc...

impeccable SAT GRE TOEFL

Flawless or perfect in every way, often referring to behavior or appearance.

impecunious SAT GRE TOEFL

Having little or no money; penniless.

impede SAT GRE TOEFL

To delay or obstruct the progress of something or someone.

impediment GRE TOEFL

A hindrance or obstruction in progress or movement.

impel SAT GRE TOEFL

To drive or force someone to take action; to urge forward.

impending GRE TOEFL

About to happen, especially something negative or significant.

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