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