Depressant rhymes with:
antidepressant, antidepressant, antidepressant, suppressant, antidepressant, crescent, fluorescent, suppressant, adolescent, antidepressant, bessent, convalescent, crescent, effervescent, evanescent, fluorescent, incandescent, incessant, iridescent, luminescent, obsolescent, quiescent, suppressant