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