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