companionable

from WordNet (r) 3.0 (2006)

companionable
    adj 1: suggestive of companionship; "a companionable pet"

from The Collaborative International Dictionary of English v.0.48

Companionable \Com*pan"ion*a*ble\, a.
   Fitted to be a companion; fit for good fellowship; agreeable;
   sociable. "Each companionable guest." --Mallett.
   "Companionable wit." --Clarendon. --
   {Com*pan"ion*a*ble*ness}, n. -- {Com*pan"ion*a*bly}, adv.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

21 Moby Thesaurus words for "companionable":
      affable, amiable, civil, clubbable, clubbish, clubby,
      communicative, companionate, compatible, congenial, courteous,
      fit for society, fond of society, friendly, genial, gregarious,
      hospitable, sociable, social, social-minded, urbane

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