Here's what rhymes with accretionary.
marry merry nary very vary fairy bury dairy ferry wary cherry hairy berry sherry tarry canary parry unwary harry legionary tare barre terry faerie wherry missionary urinary prairie reactionary visionary honorary mercenary seminary scary ternary cautionary luminary remarry apiary humeri recessionary nondairy necessary ordinary secondary customary coronary dictionary dietary solitary stationary adversary cemetery legendary sanitary ancillary dysentery estuary sedentary veterinary culinary emissary funerary sanguinary stationery centenary aviary bacillary breviary buffoonery pessary cassowary equerry lapidary elocutionary sectary military literary secretary temporary monetary pulmonary unnecessary capillary commentary evolutionary hereditary imaginary sanctuary momentary unitary budgetary corollary discretionary inflationary planetary salutary apothecary commissary exclusionary fiduciary functionary itinerary mortuary papillary savagery statuary deflationary probationary diversionary actuary concessionary dromedary eleemosynary huckleberry bilberry elderberry topiary plagiary uncustomary revolutionary arbitrary preliminary monastery subsidiary disciplinary fragmentary involuntary maxillary pituitary tributary obituary confectionery dignitary epistolary expansionary supernumerary tutelary unsanitary beriberi insanitary geostationary voluptuary nonliterary tercentenary chokecherry contemporary extraordinary vocabulary judiciary pecuniary proprietary expeditionary genitourinary nonmilitary bicentenary beneficiary cardiopulmonary interplanetary paramilitary constabulary nonhereditary undersecretary interdisciplinary multidisciplinary counterrevolutionary Words that almost rhyme with accretionary
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 libretti maidenly marquetry adeptly effendi ineptly directly friendly correctly intensely epilepsy intently unfriendly sacredly baronetcy deviancy reassembly preciously woodenly indirectly complementary expressly incorrectly apoplexy excellency complexly confusedly equivalently grotesquely narcolepsy ambivalently catalepsy circumspectly cognoscenti penitently