The Collaborative International Dictionary of English v.0.48:

extroverted \extroverted\ extrovertive \extrovertive\adj.
   1. (Psychol.) directed outward; marked by an interest in
      other people or concerned primarily with external reality.

   Syn: extrovert, extravert, extraverted, extravertive,
        extroversive, extraversive.
        [WordNet 1.5 +PJC]

WordNet (r) 3.0 (2006):

extrovertive
    adj 1: being concerned with the social and physical environment
           [syn: extrovert, extravert, extroverted,
           extraverted, extrovertive, extravertive]