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