List of Vocabulary Words that start with the letter “I” and their definitions.
- Iconoclast – Someone who challenges or attacks traditional beliefs or institutions.
- Idiosyncrasy – A peculiar or unique habit or characteristic.
- Idiosyncratic – Peculiar or unique to an individual.
- Idolize – To admire or worship greatly.
- Ignominious – Shameful or dishonorable.
- Ignominy – Shame or disgrace.
- Ignoramus – A person who is ignorant or clueless.
- Ilk – A group or kind of people or things.
- Illicit – Illegal or forbidden.
- Illuminative – Clarifying or illuminating.
- Illusory – Deceptive or misleading.
- Imbue – To infuse or saturate with a feeling or quality.
- Imminent – Likely to happen soon.
- Immutable – Unchanging or fixed.
- Impair – To damage or weaken.
- Impale – To pierce with a sharp object.
- Impasse – A deadlock or stalemate.
- Impeccable – Flawless or without error.
- Impediment – An obstacle or hindrance.
- Impel – To drive or push forward.
- Impending – About to happen.
- Impenitent – Unrepentant or unapologetic.
- Imperative – Necessary or essential.
- Impervious – Impermeable or impenetrable.
- Impetuous – Impulsive or rash.
- Impinge – To have an impact or influence on something.
- Implacable – Unyielding or inflexible.
- Implicate – To involve or incriminate.
- Implicit – Implied or understood, but not directly stated.
- Implode – To collapse inward.
- Impolitic – Unwise or inappropriate.
- Importune – To beg or plead persistently.
- Impose – To force or inflict something upon someone.
- Impregnable – Strong or secure enough to withstand attack.
- Impromptu – Done without preparation or advance planning.
- Impropriety – An inappropriate or improper action.
- Improvise – To create or perform something spontaneously.
- Imputation – The act of attributing something to someone.
- Inalienable – Unable to be taken away or transferred.
- Inaugurate – To inaugurate or inaugurate into office.
- Incandescent – Bright or luminous.
- Incessant – Continuing without interruption.
- Inchoate – Incomplete or in an early stage of development.
- Incinerate – To burn or destroy completely.
- Incite – To stir up or provoke.
- Incline – To lean or slant.
- Incognito – Concealed or disguised.
- Inconsistency – A lack of consistency or agreement.
- Incontrovertible – Undisputable or unquestionable.
- Incorporate – To combine or merge into a whole.
- Incorrigible – Incapable of being corrected or reformed.
- Incredulous – Skeptical or disbelieving.
- Increment – An increase or addition.
- Incriminate – To accuse or suggest guilt.
- Incubate – To nurture or develop.