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