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