Here's what rhymes with clayiest.
theist shiest gaudiest messiest corniest gamiest chariest sliest laciest wiliest puniest fruitiest crispiest scaliest mousiest paltriest sultriest mangiest pastiest tangiest untidiest wintriest unwariest unloveliest unhandiest unmanliest Words that almost rhyme with clayiest
deepest cheapest weakest keenest leant meanest chiefest neatest meekest sheerest leanest realest liefest serest recent decent regent sweetest peanut sicut briefest piquant steepest tliat cleanest licit sealant bleakest fleetest reshipped serenest meagerest reedit sleekest secret leaflet antient machinist sequenced seulement sapient seafront beechnut obscenest woodenest treatment agreement achievement frequent bereavement indecent sentient appeasement decedent completest orthopedist preachment pointillist orthopaedist regalement uncleanest convenient concealment impeachment mendicant benignant bafflement impalement beguilement discreetest revilement cajolement infrequent maltreatment pretreatment defilement disablement insentient pantomimist disagreement inconvenient mistreatment inconvenienced intercollegiate enfeeblement ennoblement enjambement underachievement