/ Thesaurus / S Synonyms of set in Find synonyms for: Verb1. set in, kick in, begin, startusage: enter a particular state; "Laziness set in"; "After a few moments, the effects of the drug kicked in"2. set in, blowusage: blow toward the shore; "That gale could set in on us with the next high tide"3. set inusage: become established; "winter has set in"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language