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