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