兄弟

		elder brother	younger brother
simp. and trad. (兄弟)		兄	弟
anagram		弟兄

Dvandva of 兄 (xiōng, “older brother”) + 弟 (dì, “younger brother”)

兄弟

1. (literal) brother
2. (literal) brethren; brothers and sisters; siblings
3. (figurative) brothers; close friends; good friends (Classifier: 位 m)
4. (neologism, fandom slang, chiefly masculine) term to address fellow/peer-netizens on social media platforms
5. gangster
6. (Cantonese) groomsman

• (brother):

• (groomsman): 伴郎 (bànláng)

• (antonym(s) of “brother”): 姐妹 (jiěmèi)

兄弟

1. (Mandarin, Gan, Jin, dialectal Wu, colloquial) younger brother
2. (colloquial) my brother; bro (A term of address for a close friend of similar age or younger)

   兄弟，我今天請客。 [MSC, trad.]
   兄弟，我今天请客。 [MSC, simp.]

   Xiōngdì, wǒ jīntiān qǐngkè. [Pinyin]

   My brother, it's my treat today.

   兄弟，我今仔日請人。 [Taiwanese Hokkien, trad.]
   兄弟，我今仔日请人。 [Taiwanese Hokkien, simp.]

   Hiaⁿ-tī, góa kin-á-ji̍t chhiáⁿ-lâng. [Pe̍h-ōe-jī]

   My brother, it's my treat today.

兄弟

1. A humble term of self-address used by a man to people of the same generation.

Kanji in this term
兄	弟
けい Grade: 2	てい Grade: 2
kan'on

Kanji in this term
兄	弟
きょう Grade: 2	だい Grade: 2
goon

• (siblings, sisters): 姉妹(きょうだい)
• (siblings, an elder brother and a younger sister): 兄妹(きょうだい)
• (siblings, an elder sister and a younger brother): 姉弟(きょうだい)
• (siblings, not gender-specific): きょうだい

From 兄 (kyō, “elder brother”, Go-on) +‎ 弟 (dai, “younger brother”, Go-on), from Middle Chinese 兄弟.

Alternatively, from 兄 (kei, “elder brother”) (Kan-on) +‎ 弟 (tei, “younger brother”) (Kan-on), from Chinese 兄弟. Compare 兄妹 (keimai, “elder brother and younger sister”), 姉弟 (shitei, “elder sister and younger brother”), and 姉妹 (shimai, “elder and younger sisters”).

• (Tokyo) きょーだい [kyóꜜòdàì] (Atamadaka – [1])^[1]
• IPA^(key): [kʲo̞ːda̠i]

• (Tokyo) けーてー [kèétéé] (Heiban – [0])^[1]
• IPA^(key): [ke̞ːte̞ː]

兄(きょう)弟(だい) • (kyōdai) ^{←きやうだい (kyaudai)?} (alternative reading hiragana けいてい, rōmaji keitei)

1. brothers

   だんご三(さん)兄(きょう)弟(だい)

   dango san kyōdai

   Dango three brothers

2. (by extension) siblings in general

   男(おとこ)兄(きょう)弟(だい)

   otoko kyōdai

   brothers

   女(おんな)兄(きょう)弟(だい)

   onna kyōdai

   sisters

3. (by extension) brothers and sisters; brethren (brotherhood; fellowship)

• Note that the alternative forms listed above are used to be specific to the kinds of siblings.
• For the general "siblings" sense, hiragana may be used instead of kanji.
• The alternative spellings are only utilised for the siblings sense and may only be used with the pronunciation kyōdai

• (brothers): 同胞(どうほう) (dōhō, “sibling”)

• (brothers):
  • 姉(し)妹(まい) (shimai, “sisters”)
  • 兄(けい)妹(まい) (keimai, “elder brother and younger sister”)
  • 姉(し)弟(てい) (shitei, “elder sister and younger brother”)
  • 兄(けい)姉(し) (keishi, “elder siblings”)
  • 弟(てい)妹(まい) (teimai, “younger siblings”)

• 従兄弟(いとこ) (itoko)
• 乳(ち)兄(きょう)弟(だい) (chikyōdai, “foster brothers”)
• 兄(あに)弟(で)子(し) (anideshi)
• 四(し)海(かい)兄(けい)弟(てい) (shikai keitei)

Hanja in this term
兄	弟

兄弟 • (hyeongje) (hangeul 형제)

1. hanja form^? of 형제 (“brother, brothers, sibling”)

Kanji in this term
兄	弟
ちょー Grade: 2	れー Grade: 2

Cognate to Japanese 兄弟 (kyōdai).

• IPA^(key): /t͡ɕoːɾeː/

兄(ちょー)弟(れー) (chōrē) 

1. siblings; brothers and sisters

Kanji in this term
兄	弟
ちょー Grade: 2	でー Grade: 2

Cognate with Japanese 兄弟 (kyōdai).

• IPA^(key): /t͡ɕoːdeː/

兄(ちょー)弟(でー) (chōdē) 

1. siblings; brothers and sisters

chữ Hán Nôm in this term
兄	弟

兄弟

1. chữ Hán form of huynh đệ (“brothers”).