Here's what rhymes with cathay.
they say hay cafe fay fe hey sei fey shay may day way away pay re lay stay j survey array bay convey essay gay k ray che nay weigh sway fray slay yea allay dey ley passe rei sleigh whey fj jay kc lei payee rea rj tae wei zwei bey flay neigh cay roue purvey sachet spay aweigh play today clay decay gray grey obey pray okay prey spray ballet halfway stray tray astray oj valet attache cliche fillet ij ok bj bk cabaret drei gangway saute tj tre bray crochet dray brae filet inveigh ricochet splay moray nisei hooray trey urethrae aurae hurray copay delay dismay repay bouquet defray disarray overlay dossier francais naturae alleyway croquet getaway parquet risque soiree souffle workaday belay caraway castaway giveaway resurvey sorbet toupee noway overpay overstay sickbay caesurae layaway outstay reweigh display anyway everyday holiday betray runaway underway disobey faraway lamellae naivete papillae passageway protege sequelae waterway emigre matinee puree replay toothache underlay breakaway lingerie maxillae carriageway hideaway throwaway airplay byplay patellae prepay soubriquet stowaway takeaway flyaway macrame overplay briquet outplay umbrae underpay bobsleigh copulae cybercafe misplay tearaway walkaway respray yesterday interplay portray vertebrae microarray nebulae societe fistulae scapulae sobriquet wordplay cabriolet fibulae pleurae stingray underplay medullae uvulae foldaway formulae communique straightaway roundelay trabeculae caravanserais salmonellae penumbrae tarantulae companionway