Here's what rhymes with faintest.
quaintest Words that almost rhyme with faintest
sanest vainest fainest latest safest sadist chastest halest agent ancient greatest latent vacant ablest ailment vagrant arraignment basest plainest shamefaced palest straightest degassed tamest gamest staidest insanest sedatest inanest urbanest patient statement arrangement payment attainment basement pavement flagrant fragrant nascent assailant blatant bravest raiment effacement cadenced anapest humanest unsafest unchastest adjacent placement amazement platelet reagent abatement claimant bracelet covalent abasement ascertainment divalent wavefront escapement inhalant lakefront defacement obtainment detainment plainchant ordainment subbasement opaqued engagement impatient affidavit containment rearrangement repayment supernatant curtailment derangement enslavement estrangement debasement entrainment intranet restatement entailment misstatement derailment disarrangement encasement infotainment edutainment displacement entertainment replacement complainant emplacement prepayment nonpayment overstatement misplacement prearrangement complacent disengagement reinstatement understatement complaisant underpayment nonadjacent