Breadcrumb Home > Thesaurus > O Synonyms of observation post Find synonyms for: Noun1. lookout, observation post, post, stationusage: an elevated post affording a wide viewWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: sophism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language