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