/ Thesaurus / H Synonyms of high command Find synonyms for: Noun1. high command, supreme headquarters, leadership, leadersusage: the highest leaders in an organization (e.g. the commander-in-chief and senior officers of the military)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language