Here's what rhymes with pityriasis.
psoriasis satyriasis archdiocese Words that almost rhyme with pityriasis
riotous righteousness libelous ileitis litheness piousness violence violets chitinous giantess quietus lifelessness privatise blitheness quietness sidedness vaginalis timelessness nihilists viaducts guilelessness spiciness tirelessness impiousness nonviolence childlessness finalists mindlessness podiatrists spinelessness psychiatrists mindfulness spitefulness lopsidedness skilfulness recitalists environments entitlements