provide with choice or abundant food or drink; "Don't worry about the expensive wine--I'm treating"; "She treated her houseguests with good food every night"
involving or likely to cause controversy; "a central and contentious element of the book"- Tim W.Ferfuson
inclined or showing an inclination to dispute or disagree, even to engage in law suits; "a style described as abrasive and contentious"; "a disputatious lawyer"; "a litigious and acrimonious spirit"