Here's what rhymes with catenary.
marry merry nary very vary customary fairy bury dairy ferry wary cherry hairy berry sherry tarry ternary canary parry unwary harry tare barre terry faerie wherry ordinary capillary coronary dietary urinary prairie honorary papillary scary cautionary remarry buffoonery legionary pessary apiary nondairy temporary missionary pulmonary commentary dictionary hereditary imaginary stationary adversary legendary pituitary visionary budgetary corollary dysentery mercenary sedentary seminary veterinary apothecary commissary emissary itinerary stationery centenary luminary aviary bacillary actuary cassowary equerry humeri lapidary bilberry elderberry topiary plagiary uncustomary necessary military literary secondary contemporary arbitrary monetary solitary cemetery disciplinary momentary sanitary unitary ancillary estuary planetary culinary fiduciary functionary funerary mortuary obituary sanguinary statuary dignitary beriberi breviary diversionary concessionary dromedary huckleberry tercentenary chokecherry sectary secretary preliminary unnecessary evolutionary monastery sanctuary subsidiary vocabulary judiciary maxillary pecuniary proprietary reactionary tributary salutary savagery confectionery deflationary epistolary expansionary expeditionary probationary supernumerary tutelary unsanitary recessionary voluptuary nonliterary extraordinary revolutionary beneficiary fragmentary involuntary discretionary inflationary exclusionary genitourinary paramilitary constabulary insanitary nonmilitary geostationary bicentenary elocutionary nonhereditary interplanetary undersecretary eleemosynary interdisciplinary cardiopulmonary multidisciplinary counterrevolutionary Words that almost rhyme with catenary
belly allele jelly smelly deli telly underbelly vermicelli many messy heavy ready fairly rarely barely semi petty levy penny antennae heady levee medley unfairly jetty teddy bevy faery jenny kepi leggy recce sedgy veggie healthy steady wealthy deadly lengthy gentry unhealthy fleshy carefree sentry sexy sketchy spaghetti sweaty unsteady vestry belfry deathly gayety hefty machete confetti pebbly tempi testy breathy dressy pesky thready lefty wetly already directly especially twenty assembly scarcely elementary gently plenty epilepsy freshly immensely densely frenzy squarely deftly coquetry fleshly stealthy sullenly fidgety tensely trendy aplenty baronetcy libretti maidenly marquetry adeptly effendi ineptly friendly correctly complementary intensely intently unfriendly apoplexy halfpenny hostelry catalepsy deviancy preciously woodenly indirectly expressly incorrectly excellency complexly sacredly reassembly penitently confusedly grotesquely narcolepsy ambivalently cognoscenti equivalently circumspectly