Inert Inert synonyms inactive inert and inactive sluggish inert and sluggish torpid inert and torpid dormant inert and dormant listless inert and listless indifferent inert and indifferent static inert and static motionless inert and motionless passive inert and passive idle inert and idle Full list of synonyms (851) Inert antonyms active inert and active alive inert and alive moving inert and moving busy inert and busy working inert and working animated inert and animated lively inert and lively mobile inert and mobile operative inert and operative on inert and on Full list of antonyms (52) Share this picture Share this image Share this picture Share this image