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