disputatious       
adjective  formal uk/ˌdɪs.pjuˈteɪ.ʃəs/ us/ˌdɪs.pjuːˈteɪ.ʃəs/
 爱争论的,好辩的
liking to argue and disagree, or arguing and disagreeing a lot
  Disputatious and difficult, he was not much missed when he resigned his post. 因为他好斗难以相处,所以辞职后也没什么人怀念他。 
 The disputatious style of his magazine articles led him into controversy. 他的杂志文章的好辩风格使自己陷入争议。 
 See: dispute
 - More examples
 - We could be a very quarrelsome, disputatious family, but we stuck together.
 - This is not the place to embark on a disputatious wrangle leading nowhere.
 - Lawyers are disputatious by inclination.
 - He liked to call them in for disputatious council meetings.
 - I've always been disputatious. I love to debate and to pursue an argument.