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