乳ち首くび

also: ちちくび

ち

く

び

Common wordJLPTN5Freq.FrequencyTop 5,000

Meanings

1

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.

See all 17 example sentences ›

Usage patterns

乳ち首くびが痛いたいone's nipple hurts
赤あかちゃんに授じゅ乳にゅうしていて乳ち首くびが痛いたい。
My nipple hurts from breastfeeding the baby.
乳ち首くびが立たつone's nipple becomes erect
寒さむさで乳ち首くびが立たった。
My nipples became erect from the cold.
乳ち首くびを触さわるto touch someone's nipple
赤あかちゃんが自じ分ぶんの乳ち首くびを触さわっている。
The baby is touching its own nipple.

Kanji

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

Related words

乳にゅう頭とう
乳頭 is the formal, anatomical term for the nipple used in medical contexts, while 乳首 is the everyday word for the same body part.

Don't confuse with

乳ちちN1
乳 refers broadly to breasts or milk, while 乳首 specifically means the nipple, so learners may mix up the scope of the two words.
おっぱい
おっぱい is a casual, often childish word for breasts or breast milk in general, whereas 乳首 refers only to the nipple itself.

Word family

陥かん没ぼつ乳ち首くび
inverted nipple; retracted nipple
乳ち首くびピアス
nipple piercing
乳ち首くびストーカー
client fixated on nipples

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

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.