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