Here's what rhymes with obligatory.
chary dory story sorry predatory storey hoary lorry repertory starry gory prefatory sari corrie glory oratory quarry secretory derogatory purgatory signatory dilatory laudatory lavatory pylori safari amatory chicory nugatory offertory satori minatory thesauri placatory vapory vapoury category laboratory territory respiratory auditory inventory regulatory allegory preparatory dormitory migratory promontory transitory desultory excretory observatory promissory declaratory gustatory prohibitory rotatory accusatory innovatory aleatory crematory judicatory signori calamari depilatory statutory inhibitory mandatory ambulatory contributory repository depository oscillatory celebratory dedicatory defamatory reformatory declamatory deprecatory expiatory hortatory interrogatory suppository adjudicatory confiscatory adulatory salutatory explanatory inflammatory circulatory compensatory conciliatory exploratory participatory anticipatory retaliatory expository initiatory vibratory commendatory consolatory ejaculatory interlocutory propitiatory subcategory vainglory exclamatory multistory supererogatory multistorey discriminatory hallucinatory condemnatory investigatory exculpatory masturbatory circumlocutory congratulatory noncontributory noninflammatory nondiscriminatory Words that almost rhyme with obligatory
jolly poly dolly folly volley trolley holly collie golly lolly molly crawly duopoly prodigally melancholy integrally musicale maniacally body party barley poppy posse tardy tawny balmy bawdy bonny chalky jockey parley tarsi tawdry boggy bonnie bossy choppy doughty palmy potty talkie toddy bobby doggie doggy toffee balky dodgy dotty johnny baccy barmy darkie dorky podgy talky coffee copy forty partly rocky hardy hearty larvae lobby stormy darkly donkey haughty hobby palsy sorely foggy gaudy hockey horny khaki marshy mossy naughty paltry parsley thorny brawny carpi cocky jaunty knotty portly saucy shoddy soggy sortie starchy stocky corny karate mammy mommy spotty tartly warty boxy gauzy gawky harpy knobby sporty stodgy trochee washy blarney colossi cony horsey paunchy rani saki tautly commie gamey gnarly hibachi horsy pongee shorty soppy stogie hardly largely sharply shortly broadly lofty quasi calmly embody faulty laundry proxy warmly wrongly courtly glossy godly harshly hotly nobly sparsely bronchi coarsely epoxy floppy literati lordly motley salty sloppy swarthy colliery dropsy frothy hoarsely starkly baldly cockney divorcee fourthly groggy salami zombie blotchy foxy honky snotty tatami virtuosi wanly cloche jalopy origami raunchy sparkly swami zloty smarmy smarty smoggy snobby softy strongly everybody hierarchy costly softly falsely fondly oligarchy frosty smartly swampy ungodly staunchly thrombi tsunami crossly scrawny vulgarly demagogy forlornly kamikaze prelacy suavely thalami paparazzi swanky horsefly kohlrabi pastrami splotchy squashy antibody promptly uniformly orthodoxy patriarchy photocopy streptococci commonalty multiparty heterodoxy matriarchy fricassee mariachi diamante personalty pianoforte scapegrace staphylococci hypothalami nonchalantly caravanserai