/ Thesaurus / F Synonyms of fatigue duty Find synonyms for: Noun1. fatigue duty, fatigue, assignment, duty assignmentusage: labor of a nonmilitary kind done by soldiers (cleaning or digging or draining or so on); "the soldiers were put on fatigue to teach them a lesson"; "they were assigned to kitchen fatigues"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language