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