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