• synonyms

in earnest


With purposeful or sincere intent, as in We settled down to study in earnest. [c. a.d. 1000]

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Also, in dead earnest. Serious, determined, as in We thought he was joking, but he was in earnest, or I'm in dead earnest about selling the business. In the variant, from the late 1800s, dead means “completely” or “thoroughly” and is used purely for emphasis. [c. a.d. 1000]

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Related Words for in earnest

passionately, sincerely, earnestly, vigorously, actively, gravely, austere, bound, businesslike, contemplative, deadpan, deliberate, determined, downbeat, earnest, funereal, genuine, grave, grim, honest