► 名詞兄弟 [(1)きょうだい]
meaning: sibling rank: 1☆ 兄弟はいますか？ ⇨ Do you have any siblings?
(☛ Literally means “big brother and little brother”, but commonly used to mean any sibling combinations)異母 [いぼ]
meaning: sibling rank: 4☆ 異母兄弟 ⇨ Siblings with different mothers. Paternal half-siblings