companion


companion (http://definr.com/companion)

     n 1: a person who is frequently in the company of another;
          "drinking companions"; "comrades in arms" [syn: comrade,
           fellow, familiar, associate]
     2: a traveler who accompanies you [syn: fellow traveler, {fellow
        traveller}]
     3: one paid to accompany or assist or live with another
     v : be a companion to somebody [syn: company, accompany, {keep
         company}]