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