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