°Pain of mind on account of something in the past; mental
suffering arising from any cause, as misfortune, loss of friends, misconduct of one's self or others, etc.; sorrow;
sadness.
"Her betrayal caused Jeff grief."
°Cause of sorrow or pain; that which afflicts or distresses; trial; grievance.
"She was worn out from so much grief."
verb
°(online gaming) To
deliberately harass and
annoy other players of a game in order to interfere with their enjoyment of it;
especially, to do this as one’s primary activity in the game.