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