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Cap in Irish (Caidhp): Meaning, Pronunciation, Usage

‘caidhp’ also means: bonnet

The Irish for cap is caidhp, a feminine noun (plural caidhpeanna).
Updated October 2026Report a mistake

How to say “cap” in Irish

Irish:
caidhp
English:
cap, bonnet
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“kype”  /kaipʲ/
Various forms
Plural:
caidhpeanna (caps)
Genitive singular:
caidhpe, na caidhpe (e.g. ribín na caidhpe, the ribbon of the cap)
Genitive plural:
caidhpeanna, na gcaidhpeanna (e.g. díoltóir na gcaidhpeanna, the seller of the caps)

What does “caidhp” mean?

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

cap
A soft close-fitting head covering, especially a woman's cap or coif.Also: coif, bonnet, mob-cap.
1 other meaning: bonnet
2bonnet
A woman's or baby's bonnet tied under the chin.Also: lady's bonnet, baby's bonnet.

Other Irish words for cap: hata (hat), caipín (cap), boinéad (bonnet), bairéad (cap)

“Caidhp” with the article

The plural of cap in Irish is caidhpeanna. Here is caidhp after the article (an t-alt), in the singular and the plural.

an chaidhp
the cap
Lenition: c becomes ch after an (feminine noun)
na caidhpeanna
the caps
Plural: no change after na

“Caidhp” in a sentence: Irish examples

Common Irish sentences using caidhp, the Irish word for cap.

Chaith sí caidhp bhán ar a ceann.
She wore a white cap on her head.
Tá an chaidhp seo róbheag don leanbh.
This bonnet is too small for the baby.
Cheangail sí sreangán na caidhpe faoina smig.
She tied the string of the bonnet under her chin.
Bhí caidhpeanna lása ar na mná sa phictiúr.
The women in the picture wore lace caps.
Cá bhfuil mo chaidhp nua?
Where is my new cap?
Chuir an bhanaltra caidhp uirthi féin.
The nurse put a cap on.
Fuair mé an chaidhp i siopa beag sa bhaile.
I found the bonnet in a little shop in town.

Other nouns in Irish

More everyday Irish nouns to learn next.

Cap in Irish: frequently asked questions

What is the Irish for cap?

The Irish for cap is caidhp (pronounced “kype”). It’s a feminine noun and the plural is caidhpeanna. Depending on context it can also mean bonnet.

How do you pronounce caidhp in Irish?

Caidhp is said like “kype” (IPA /kaipʲ/).

What is the plural of cap in Irish?

The plural of caidhp is caidhpeanna; with the article, na caidhpeanna means “the caps”. The genitive plural is caidhpeanna, as in díoltóir na gcaidhpeanna (the seller of the caps).

Does caidhp have more than one meaning?

Yes. Caidhp can mean cap or bonnet, depending on context; the first is the most common.

Why does caidhp change to chaidhp or gcaidhp?

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

Is 'caidhp' the usual word for a baseball cap?

Not usually; 'caidhp' suggests a soft cap or bonnet, while a peaked cap is often 'caipín' or 'hata'.

What does 'caidhp bháis' mean?

'Caidhp bháis' is the death cap mushroom, and it can also refer to a caul on a newborn.

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