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