Vocabulary Words Starting With J

9 GRE, SAT, IELTS, and TOEFL vocabulary words beginning with J.

Jaded easy
adjective

Worn out and cynical from having too much experience with something, especially something unpleasant.

Jargon easy
noun

Special words or expressions used by a particular profession or group that outsiders find hard to understand.

Jeopardize medium
verb

To put something valuable or important at risk of harm or loss.

Jettison medium
verb

To discard something no longer wanted or needed, often to lighten a load.

Jocular medium
adjective

Fond of joking around; playfully humorous in manner.

Jovial easy
adjective

Full of cheerful friendliness and good humor.

Jubilant easy
adjective

Overflowing with triumphant joy after a success.

Judicious medium
adjective

Showing sound, sensible judgment, especially in practical decisions.

Juxtapose medium
verb

To place two things side by side so that their differences or similarities become clear.