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