/ Thesaurus / A Synonyms of activeness Find synonyms for: Noun1. action, activity, activeness, stateusage: the state of being active; "his sphere of activity"; "he is out of action"2. activeness, activity, traitusage: the trait of being active; moving or acting rapidly and energetically; "the level of activity declines with age"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language