Words that almost rhyme with obsessam

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

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