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