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