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