Here's what rhymes with methylarsonic.
sonic phonic ionic tonic conic chronic ironic chorionic iconic laconic bionic avionic harmonic ultrasonic colonic demonic mnemonic sardonic supersonic hypertonic isotonic platonic polyphonic symphonic subsonic telephonic daemonic hydroponic infrasonic acetonic embryonic hegemonic tectonic diachronic histrionic synchronic diatonic monophonic stereophonic philharmonic electronic ganglionic monotonic planktonic catatonic quadraphonic quadrophonic pathognomonic architectonic microelectronic Words that almost rhyme with methylarsonic
comic atomic genomic economic anatomic autonomic diatomic agronomic ergonomic subatomic astronomic taxonomic gastronomic tragicomic uneconomic microeconomic socioeconomic macroeconomic folic hayrick logic topic gothic boric euphoric formic frolic cirrhotic seraphic rollick cosmic toxic aortic chaotic erotic exotic garlic hydraulic philosophic caustic psychotic phenolic tropic atopic biotic cathodic fibrotic gnostic iambic karmic lethargic meiotic myopic prosodic robotic bardic heartsick rhapsodic strophic subtopic carsick historic symbolic alcoholic periodic aquatic neurotic biologic caloric despotic episodic hypnotic melodic narcotic systolic ascorbic carbolic hyperbolic idiotic isotopic psychologic pyloric semiotic synoptic anarchic anoxic basaltic cathartic cytologic dialogic orthodontic sclerotic bucolic folkloric hierarchic vitriolic xenophobic gyroscopic allegoric theosophic chopstick aetiologic shambolic shopaholic placekick horologic microscopic patriotic apostolic hydrochloric physiologic cytotoxic diastolic geologic isotropic neurologic pathologic philanthropic metaphoric morphologic necrotic parabolic spasmodic symbiotic yardstick agnostic meteoric oligarchic psychotropic quixotic telescopic thrombotic arthroscopic diabolic fluoroscopic homoerotic acrostic ecologic misanthropic subarctic workaholic sophomoric subtropic chocoholic seismologic astronautic chocaholic diagnostic metabolic prehistoric histologic macroscopic prognostic anisotropic endoscopic etiologic melancholic nontoxic pedagogic peristaltic polymorphic stereoscopic antarctic demagogic microcosmic nonalcoholic stroboscopic nonnarcotic noncaloric antibiotic catastrophic atherosclerotic immunologic metamorphic pharmacologic spectroscopic gynecologic hematologic kaleidoscopic unpatriotic macrobiotic posthypnotic meteorologic haematologic electroscopic gynaecologic antispasmodic submicroscopic anthropomorphic epidemiologic bacteriologic