/ Thesaurus / L Synonyms of leave of absence Find synonyms for: Noun1. leave, leave of absence, time offusage: the period of time during which you are absent from work or duty; "a ten day's leave to visit his mother"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: coincidence Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language