eldest brother 
ältester Bruder brothers, younger brother Brüder father’s elder brother, uncle älterer Bruder des Vaters aunt (father’s elder brother’s wife Frau des älteren Bruders des Vaters father’s younger brother, uncle jüngerer Bruder des Vaters wife of father’s younger brother, aunt Frau des jüngeren Bruders des Vaters older brother, big brother älterer Bruder older brother’s wife (koll.) Frau des älteren Bruders younger brother, littler brother jüngerer Bruder older paternal male cousin/paternal male cousin/older paternal female cousin/younger paternal female cousin Cousin/Bruder/Schwester/Schwester cousins older than oneself (children of one’s mother or father) older brother/maternal female cousins/paternal or maternal cousin who is older than oneself/paternal or maternal cousin who is younger than oneself) Cousin/Bruder/Schwester/Schwester brother-inlaw (wife’s elder brother/wife’s younger brother) Bruder/Schwager swear, bind vereidigt (Brüder) become sworn brothers or sisters Bruderschaft schwören 
兄弟 