Word

阿兄

あけい
elder brother; my dear brother
Word

ご兄弟

御兄弟
ごきょうだい
siblings; brothers and sisters
Word

貴兄

きけい
you (of a male equal or superior, primarily used in letters by men)
Word

お兄ちゃん

御兄ちゃん
おにいちゃん
familiar form of "older brother"; form of address for young adult male; mister
Word

お兄さん

御兄さん
おにいさん
older brother; elder brother; (vocative) young man; buddy; fella; laddie
Word

兄弟愛

きょうだいあい
brotherly love; fraternal love
Word

兄上

あにうえ
older brother
Word

義理のお兄さん

ぎりのおにいさん
one's brother-in-law
Word

兄後

あにご
elder brother
Word

兄弟の義を結ぶ

きょうだいのぎをむすぶ
become sworn brothers