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