/ Thesaurus / I Synonyms of instrumental role Find synonyms for: Noun1. instrumental role, instrument, semantic role, participant roleusage: the semantic role of the entity (usually inanimate) that the agent uses to perform an action or start a processWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: wary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language