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