/ Thesaurus / S Synonyms of slackening Find synonyms for: Noun1. relaxation, loosening, slackening, weakeningusage: an occurrence of control or strength weakening; "the relaxation of requirements"; "the loosening of his grip"; "the slackening of the wind"Verb1. slow, slow down, slow up, slack, slacken, weakenusage: become slow or slower; "Production slowed"2. slack, slacken, slack up, relax, decrease, lessen, minifyusage: make less active or fast; "He slackened his pace as he got tired"; "Don't relax your efforts now"3. slacken, weakenusage: become looser or slack; "the rope slackened"4. slacken, remit, loosen, looseusage: make slack as by lessening tension or firmnessWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: torrid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language