Here's what rhymes with poptosis.
ptosis apoptosis cirrhosis meiosis mitosis fibrosis acidosis hypnosis neurosis psychosis diagnosis prognosis necrosis sclerosis thrombosis apotheosis cyanosis scoliosis symbiosis aponeurosis halitosis arteriosus amyloidosis sarcoidosis phagocytosis leukocytosis metempsychosis psychoneurosis erythematosus hydronephrosis misdiagnosis arteriosclerosis mononucleosis Words that almost rhyme with poptosis
doses poses atrocious ferocious sofas novas noshes moshes imposes precocious mimosas samosas cosmoses pavlovas supernovas reimposes superimposes bonus bogus bolus polis poetess bolas togas focus notice poets locus hostess lotus foetus modus doughnuts loess poultice boneless lowness donuts toneless colas docents goalless hopeless homeless boldness slowness embolus proneness soulless crocus cupolas kopeks coronas hotness blowups roebucks cloacas drollness moments opponents coldness rodents dichotomous locusts nobleness grownups refocus smokeless deponents holdups weaponless foments pianolas proponents remoteness condolence sarcomas postponements gladiolus snowbanks sobriquets violists components exponents quotients cacophonous elopements enrollments enrolments chiropodists encroachments enthronements honeylocusts cosmogonists