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