ADVERSATIVE a. 2 definitions
Expressing contrariety, opposition, or antithesis; as, an adversative conjunction (but, however, yet, etc. ); an adversative force. -- Ad*ver"sa*tive*ly, adv.
BUT prep.
as connective of sentences or clauses of a sentence, in a sense more or less exceptive or adversative; as, the House of Representatives passed the bill, but the Senate dissented; our wants are many, but quite of another kind. Now abideth faith hope, charity, these three; but the greatest of these is charity. 1 Cor. xii…