WordNet (r) 3.0 (2006):

belongings
    n 1: something owned; any tangible or intangible possession that
         is owned by someone; "that hat is my property"; "he is a
         man of property"; [syn: property, belongings,
         holding]

Moby Thesaurus II by Grady Ward, 1.0:

23 Moby Thesaurus words for "belongings":
   accessories, appanages, appendages, appointments, appurtenances,
   chattels, choses, choses in action, choses in possession,
   choses local, choses transitory, effects, goods, lares and penates,
   material things, movables, paraphernalia, perquisites,
   personal effects, personal property, possessions, things,
   trappings