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