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