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