In the law of divorce, this term denotes extreme cruelty , cruel and inhuman treatment , barbarous, savage, and inhuman conduct, and is equivalent to any of those phrases. Shaw v. Shaw, 17 Conn. 193; Morehouse v. Morehouse, 70 Conn. 420, 39 Atl. 510; Blain v. Blain, 45 Vt. 544.