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