Here's what rhymes with oldast.
passed past last fast cast vast blast caste hast mast massed repast classed surpassed harassed aghast amassed recast overcast unsurpassed enthusiast Words that almost rhyme with oldast
dashed draft laughed shaft draught lashed raft staffed gasp mashed craft grasp graft flashed clasp crashed smashed clashed slashed splashed photographed telegraphed handicraft mimeographed packed backed bat chat danced pact tact tapped taxed chanced chant pat patched tacked tat that fact plant sat attached attacked fat cat hat rat tract adapt lacked matched react trapped wrapped mapped mat shalt cant capped gasped hatched masked spat stacked thatched tracked waxed banked canst damped hacked lapsed racked rapt sacked stat vat advanced impact flat grant attract detached glanced grasped intact relaxed cracked elapsed ranked snapped snatched stamped thanked branched camped clapped clasped enact scant slant slapped relapsed retract smacked strapped yanked exact enhanced collapsed interact despatched dispatched financed artifact clamped cramped flanked implant scratched detract overlapped supplant abstract extract counteract habitat distract encamped subtract caveat transact handicapped transplant diplomat democrat thermostat aristocrat