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