兄弟

xiōngdì
  1. brothers
  2. younger brother
  3. I, me (humble term used by men in public speech)
  4. brotherly
  5. fraternal

classifier: 個

CEDICT

Entry Composition

1 兄 xiōng elder brother
2 弟 dì
  1. younger brother
  2. junior male
  3. I (modest word in letter)