OE bror ＜ Gmc brar (G Bruder) ← IE bhrter- brother (L frte🔗⭐🔉

OE bror ＜ Gmc brar (G Bruder) ← IE bhrter- brother (L frter (cf. fraternal) / Gk phrtr): ⇒brethren brther-grman

研究社新英和大辞典 ページ 176067 での【G Bruder】単語。