/ Thesaurus / I Synonyms of insentience Find synonyms for: Noun1. insentience, inanimateness, lifelessnessusage: lacking consciousness or ability to perceive sensationsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language