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