Words that almost rhyme with confessum

session concession confession cession seven heaven accession obsession freshen possession aggression compression lesson succession oppression lessen recession resin secession leaven concretion impression profession eleven procession regression suppression intercession expression depression discretion progression repression transgression decompression digression indiscretion dispossession retrogression

venom harem vellum velum seldom septum denim welcome rectum unwelcome addendum plenum bedlam spectrum momentum cerebellum antiserum flagellum referendum antebellum interregnum