Here's what rhymes with ruthenus.
Words that almost rhyme with ruthenus
gluttonous chumminess crumminess suddenness drunkenness sustenance subtilis humbleness cussedness subtenants sultriness bloodlessness unctuousness gutlessness covenants voluptuous truculence trustfulness succulence suffocates bumptiousness colourlessness colourfulness supplicants succulents sumptuousness accompanists supplements presumptuous rambunctiousness obstructionists presumptuousness penultimates constructionists deconstructionists