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