Here's what rhymes with hypostomatic.
somatic spermatic dramatic automatic static dogmatic emphatic schematic thematic traumatic erratic pneumatic rheumatic asthmatic chromatic fanatic zygomatic stigmatic systematic hepatic aromatic climatic pragmatic lymphatic prostatic cinematic operatic prismatic psychosomatic achromatic idiomatic magmatic phlegmatic posttraumatic schismatic astigmatic photostatic democratic diplomatic problematic pancreatic symptomatic autocratic ecstatic enigmatic enzymatic hydrostatic aliphatic axiomatic emblematic kinematic programmatic muriatic orthostatic theocratic panchromatic undramatic nondramatic unemphatic aerobatic aristocratic bureaucratic asymptomatic charismatic metastatic monochromatic paradigmatic diagrammatic diaphragmatic homeostatic technocratic unsystematic acrobatic epigrammatic numismatic plutocratic semiautomatic thermostatic idiosyncratic melodramatic intrahepatic undemocratic unproblematic antidemocratic meritocratic nondemocratic undiplomatic unidiomatic homoeostatic electrostatic Words that almost rhyme with hypostomatic
magic nomadic tragic sporadic pelagic priapic syllabic apparatchik disyllabic polysyllabic monosyllabic manic mastic dynamic romantic panic dynastic lactic stochastic tactic phallic tannic malefic traffic classic elastic plastic fabric gastric gigantic graphic metallic semantic ceramic drastic frantic monastic catholic didactic mechanic oceanic synaptic panoramic pedantic postsynaptic spastic tympanic clastic gymnastic italic titanic bimetallic bombastic botanic tyrannic matchstick organic fantastic psychiatric scholastic thoracic volcanic barbaric hemorrhagic inelastic pediatric sarcastic cephalic climactic galactic geriatric hydrodynamic messianic thalamic aplastic haemorrhagic satanic tomographic orgiastic paediatric slapstick unromantic ataxic osteopathic baldric demographic geographic inorganic photographic hypothalamic neoplastic prophylactic thermodynamic aerodynamic galvanic glutamic hemodynamic nostalgic ophthalmic pornographic presynaptic psychodynamic topographic heraldic hyperplastic hypoplastic orthographic psychopathic splanchnic isobaric stenographic biographic neoclassic periphrastic sycophantic phonographic xerographic nonelastic enthusiastic cytoplasmic ethnographic telegraphic anaphylactic angiographic cartographic holographic lithographic thermoplastic viscoelastic chiropractic nonmetallic oceanographic typographic seismographic radiographic ecclesiastic endoplasmic stratigraphic transatlantic iconoclastic iconographic protoplasmic anticlimactic autobiographic calligraphic choreographic intergalactic interscholastic transoceanic overenthusiastic bibliographic chromatographic intrathoracic unenthusiastic crystallographic cinematographic lexicographic electrocardiographic electroencephalographic