Here's what rhymes with chiasmatic.
asthmatic static somatic thematic fanatic hepatic emphatic pragmatic schematic erratic pneumatic rheumatic operatic prismatic magmatic spermatic dramatic automatic aromatic climatic dogmatic traumatic ecstatic enzymatic lymphatic prostatic axiomatic chromatic cinematic achromatic idiomatic phlegmatic zygomatic schismatic stigmatic diplomatic systematic problematic charismatic enigmatic hydrostatic metastatic aliphatic kinematic programmatic muriatic orthostatic theocratic acrobatic astigmatic numismatic thermostatic unemphatic aerobatic democratic pancreatic symptomatic autocratic idiosyncratic emblematic psychosomatic diagrammatic diaphragmatic homeostatic epigrammatic panchromatic undramatic photostatic aristocratic bureaucratic asymptomatic monochromatic paradigmatic intrahepatic posttraumatic technocratic undemocratic unproblematic unsystematic antidemocratic plutocratic semiautomatic nondramatic undiplomatic unidiomatic homoeostatic electrostatic melodramatic meritocratic nondemocratic Words that almost rhyme with chiasmatic
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 inorganic barbaric ethnographic neoplastic radiographic geriatric glutamic nostalgic postsynaptic anaphylactic psychopathic splanchnic thermoplastic orgiastic unromantic biographic neoclassic osteopathic periphrastic sycophantic phonographic nonelastic demographic enthusiastic photographic thermodynamic aerodynamic bibliographic ecclesiastic hemodynamic psychodynamic telegraphic topographic transatlantic angiographic holographic hyperplastic hypoplastic lithographic orthographic tomographic viscoelastic nonmetallic oceanographic stenographic typographic anticlimactic calligraphic transoceanic xerographic seismographic cytoplasmic hypothalamic endoplasmic hydrodynamic pornographic stratigraphic iconoclastic iconographic intrathoracic protoplasmic chiropractic choreographic intergalactic cartographic unenthusiastic autobiographic interscholastic overenthusiastic chromatographic crystallographic cinematographic lexicographic electrocardiographic electroencephalographic