Here's what rhymes with interponendum.
referendum Words that almost rhyme with interponendum
momentum tendon dentin intention abstention hempen indention intervention distention inattention subvention circumvention supervention contravention nonintervention seldom venom denim phenom welcome harem addendum plenum vellum bedlam velum jetsam webcam envenom rectum septum unwelcome spectrum interregnum plectrum bubblegum cerebellum antebellum antiserum flagellum