WordNet (r) 3.0 (2006):

emote
    v 1: give expression or emotion to, in a stage or movie role

Moby Thesaurus II by Grady Ward, 1.0:

35 Moby Thesaurus words for "emote":
   act, act as foil, appear, barnstorm, be theatrical, carry on,
   come out, emotionalize, get top billing, gush, ham it up,
   make a scene, mime, pantomime, patter, perform, play,
   play the lead, playact, rage, rant, register, sentimentalize,
   sketch, slobber over, slop over, star, steal the show, stooge,
   storm, take on, theatricalize, tread the boards, troupe, upstage



The Free On-line Dictionary of Computing (30 December 2018):

emote

    (emotion) A command used on talk systems and MUDs
   to indicate the performance of an action, usually a facial
   expression of emotional state.

   (1996-11-28)