Here's what rhymes with pyonephritis.
nephritis situs vitas arthritis encephalitis detritus gastritis thyroiditis urethritis hepatitis meningitis bronchitis dermatitis keratitis pharyngitis pyelonephritis glomerulonephritis cholangitis stomatitis laryngitis pancreatitis osteoarthritis Words that almost rhyme with pyonephritis
righteous unrighteous sanitise arborvitaes lightness rightness flightless slyness slightness wryness crisis bias license virus minus pious sinus brightness licence likeness riots dryness lifeless thymus whiteness gyrus highness phthisis shyness tightness typhus primus stylus sightless lineups triteness showiness spryness taigas science silence alliance climates fibrous pilots pirates politeness priceless timeless cypress privates guileless uprightness faience hydrous spineless vileness aliveness niceness faultiness wifeless shininess spinets pileups snowiness clients guidance kindness reliance blindness desirous giants triumphs appliance childless impious tyrants mildness mindless obeisance wildness unlikeness forthrightness guiltiness quiets graininess handiness misalliance impoliteness silents heists contriteness playact sandiness tininess beefiness braininess cyclopes dewiness droopiness pallidness randiness dopiness windups brininess daffiness playacts titlists compliance defiance migrants contrivance alignments anhydrous connivance homozygous omniscience adenovirus hydrants retrovirus suppliants proprietress misguidance tridents alinements crispiness assignments refinements subsidence heterozygous indictments excitements neuroscience unkindness retirements incitements pseudoscience disquiets autopilots requirements acquirements noncompliance concupiscence consignments chastisements confinements enticements realignments colorblindness reassignments advertisements cytomegalovirus advertizements