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Breast in Irish (Cíoch): Meaning, Pronunciation, Usage

‘cíoch’ also means: rounded hill

The Irish for breast is cíoch, a feminine noun (plural cíocha).
Updated October 2026Report a mistake

How to say “breast” in Irish

Irish:
cíoch
English:
breast, rounded hill
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“kee-ukh”  /ciəx/
Various forms
Plural:
cíocha (breasts)
Genitive singular:
cíche, na cíche (e.g. ailse na cíche, breast cancer)
Genitive plural:
cíoch, na gcíoch (e.g. ailse na gcíoch, cancer of the breasts)

What does “cíoch” mean?

“Cíoch” has two alternative meanings. The most common comes first.

breast
A breast, especially a woman's breast that produces milk.Also: bosom, teat, pap.
1 other meaning: rounded hill
2rounded hill
A rounded, breast-shaped hill or peak, found in place names such as Dhá Chíoch Anann.Also: paps, breast-shaped hill.

Other Irish words for breast: ucht (chest)

“Cíoch” with the article

The plural of breast in Irish is cíocha. Here is cíoch after the article (an t-alt), in the singular and the plural.

an chíoch
the breast
Lenition: c becomes ch after an (feminine noun)
na cíocha
the breasts
Plural: no change after na

“Cíoch” in a sentence: Irish examples

Common Irish sentences using cíoch, the Irish word for breast.

Thug an mháthair an chíoch don leanbh.
The mother gave the baby the breast.
Bhí an leanbh ar an gcíoch go fóill.
The baby was still breastfeeding.
Fuair sí scrúdú ar a cíocha san ospidéal.
She had her breasts examined in the hospital.
Tá cnapán beag i mo chíoch.
There is a small lump in my breast.
Is galar coitianta é ailse na cíche.
Breast cancer is a common disease.
Bhí pian ina cíoch tar éis na breithe.
She had pain in her breast after the birth.
Baineadh an leanbh den chíoch ag sé mhí.
The baby was weaned at six months.

Other nouns in Irish

More everyday Irish nouns to learn next.

Breast in Irish: frequently asked questions

What is the Irish for breast?

The Irish for breast is cíoch (pronounced “kee-ukh”). It’s a feminine noun and the plural is cíocha. Depending on context it can also mean rounded hill.

How do you pronounce cíoch in Irish?

Cíoch is said like “kee-ukh” (IPA /ciəx/).

What is the plural of breast in Irish?

The plural of cíoch is cíocha; with the article, na cíocha means “the breasts”. The genitive plural is cíoch, as in ailse na gcíoch (cancer of the breasts).

Does cíoch have more than one meaning?

Yes. Cíoch can mean breast or rounded hill, depending on context; the first is the most common.

Why does cíoch change to chíoch or gcíoch?

Irish changes the start of some words after certain words. After mo (my) cíoch becomes mo chíoch (lenition), and after ár (our) or i (in) it becomes ár gcíoch (eclipsis).

What is the difference between cíoch and ucht?

Cíoch is a single breast as an organ, while ucht or brollach means the chest or bosom in general, as in 'ina ucht'.

How do you say a baby is breastfeeding?

You say the baby is 'ar an gcíoch', and weaning is 'baint den chíoch'.

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