Possessions rhymes with:
repossessions, repossessions, repossessions, aggressions, concessions, confessions, depressions, digressions, discretions, expressions, freshens, impressions, indiscretions, obsessions, oppressions, processions, profession's, professions, recession's, recessions, regressions, repossessions, repressions, session's, sessions, sessions', transgressions
Possessions sounds like:
pachinko, pacing, packaging, packing, packinghouse, paging, pajamas, pasing, passanisi, passing, passions, pausing, peaking, pecanins, pecanins', pecans, pecking, peeking, pegging, peking, pezim's, phasing, physician's, physicians, physicians', picinich, pickens, pickens', pickens's, picking, pickings, pickins, picnic, picnics, piecing, pieczynski, pigeon's, pigeons, pigskins, pipkins, poaching, poconos, poignancy, poisoning, poisonings, poisonous, poisons, poking, posing, posnick, possessing, possums, poznanski, pozniak, psencik, psychogenic, psychokinesis, pugnacious, pushing, pygmies