Here's what rhymes with unsanctimonious.
sanctimonious erroneous harmonious acrimonious ceremonious parsimonious felonious unceremonious inharmonious disharmonious Words that almost rhyme with unsanctimonious
copious commodious coleus nosiness associates holiness loneliness melodious cosiness coziness unholiness mouldiness gaucheness moldiness doziness dissociates opprobrious incommodious ghostliness folksiness defoliates defoliants disassociates exfoliates