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乳首 (ちくび) Japanese meaning | Kotomora

乳ち首くび

also: ちちくび

ち

く

び

Common wordJLPTN5Freq.FrequencyTop 5,000

Meanings

1

noun

Refers to the nipple of a human or animal. Neutral in register, used in everyday and medical contexts.

赤あかちゃんが乳ち首くびを吸すっている。
The baby is sucking on the nipple.
授じゅ乳にゅう中ちゅうに乳ち首くびが痛いたくなること

が

ある

。

Nipples can become sore during breastfeeding.

Written forms

乳首Usage99%
- ちくび
  Standard kanji spelling; the reading ちくび is the most common.
- ちちくび
  Alternate reading, less common and somewhat old-fashioned.
ちくびUsage1%
Kana spelling used in informal or explanatory contexts.
チクビUsage<1%
ちちくび

Kanji

乳milk, breasts
首neck, counter for songs and poems

Similar words

乳ちち
乳 is a broader term for milk or breasts, while 乳首 specifically means nipple.
おっぱい
おっぱい is a colloquial, often childish or intimate word for breasts or breast milk, not specifically the nipple.

Etymology

Compound of 乳 (chi, 'milk') and 首 (kubi, 'neck'), literally 'milk neck'. The reading ちくび is a contraction of ちちくび.