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