idiophone

Any musical instrument that produces sound through its own vibration without requiring any strings, ...

immemorial

Very old; beyond memory or recorded history.

immiserate

To impoverish or to make miserable.

incarnate

1. Embodied in flesh.

indagate

To search into; to investigate.

infame

A person having a bad reputation.

infodemic

A glut of mostly unreliable, rapidly spreading information relating to an event, crisis, disease, et...

insinuendo

An assertion or hint that’s disparaging and suggestive.

instar

A stage in the life of an insect between two molts, prior to reaching maturity.

interdigitate

To interlock like the fingers of two hands.

interlard

To mix, insert, or intersperse, especially with something extraneous.

interlope

To intrude or interfere.

interpose

1. To place in between.

interrobang or interabang

A punctuation mark (‽) formed by a question mark (?) superimposed on an exclamation point (!).

intertextuality

Interpretation of a text in relation to other texts, rather than in isolation.

intransigence

Unwillingness to compromise, especially from an extreme position.

inveigle

To get something or to persuade someone to do something by deception or flattery.

investiture

A formal ceremony in which someone is given an official title, rank, honors, etc.

involute

1. Intricate; complex.

iron-hearted

Cruel; unfeeling.

irredentist

One advocating the restoration of territory that earlier belonged to one’s country.

irrefutable

Impossible to deny or disprove; indisputable.

jackrabbit

Any of various hares having long ears and very long hind legs.

jamboree

A large rally, assembly, celebration, etc. characterized by festive activities and a sense of commun...

jape

A joke or prank.

Jedburgh justice

Punishment before trial.

Jedi

Someone having great skills and powers.

jerry-build

To build cheaply and sloppily.

Jim Crow or jim crow

The systematic practice of discriminating against Black people.

John Henry

A person’s signature.

John Thomson’s man

A man excessively submissive to his woman.

Jones

1 One’s neighbors or social equals. Typically used in the phrase: keeping up with the Joneses.

journeyman

A worker, athlete, performer, etc. who is competent and reliable, but undistinguished.