At common law. Relationship by marriage between the husband and the blood relations of the wife, and be- tween the wife and the blood relations of the D husband. 1 Bl. Comm. 434; Solinger v. Earle, 45 N. Y. Super. Ct. 80; Tegarden v. Phillips (Ind. App.) 39 N. E. 212. Affinity is distinguished into three kinds: (1) Direct, or that subsisting between the husband ^ and his wife’s relations by blood, or between the wife and the husband’s relations by blood; (2) secondary, or that which subsists between the husband and his wife’s relations by marriage; (3) collateral, or that which subsists between the husband and the relations of his wife’s relations. Wharton. JJ In the civil law. The connection which arises by marriage between each person of the married pair and the kindred of the other. Mackeld. Rom. Law,