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