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Reed in Irish (Giolcóg): Meaning, Pronunciation, Usage

The Irish for reed is giolcóg, a feminine noun (plural giolcóga).
Updated October 2026Report a mistake

How to say “reed” in Irish

Irish:
giolcóg
English:
reed
Word type:
noun
Gender:
feminine
Pronunciation:
“gil-KOHG”  /ɟɪlˠˈkoːɡ/
Various forms
Plural:
giolcóga (reeds)
Genitive singular:
giolcóige, na giolcóige (e.g. barr na giolcóige, the top of the reed)
Genitive plural:
giolcóg, na ngiolcóg (e.g. dos na ngiolcóg, the clump of the reeds)

What does “giolcóg” mean?

reed
A tall, thin grass-like plant that grows in water or on marshy ground.Also: cane, rush, marsh plant.

Other Irish words for reed: giolcach (reed)

“Giolcóg” with the article

The plural of reed in Irish is giolcóga. Here is giolcóg after the article (an t-alt), in the singular and the plural.

an ghiolcóg
the reed
Lenition: g becomes gh after an (feminine noun)
na giolcóga
the reeds
Plural: no change after na

“Giolcóg” in a sentence: Irish examples

Common Irish sentences using giolcóg, the Irish word for reed.

Bhí giolcóg ag fás ar bhruach na habhann.
A reed was growing on the riverbank.
Tá na giolcóga ard sa bhogach.
The reeds are tall in the bog.
Chuala mé an ghaoth sna giolcóga.
I heard the wind in the reeds.
Bhris an ghiolcóg sa stoirm.
The reed broke in the storm.
Rinne sé feadóg as giolcóg.
He made a whistle out of a reed.
Bhí lacha i bhfolach i measc na ngiolcóg.
A duck was hiding among the reeds.
Tá dath glas ar dhuilleoga na giolcóige.
The leaves of the reed are green.

Other nouns in Irish

More everyday Irish nouns to learn next.

Reed in Irish: frequently asked questions

What is the Irish for reed?

The Irish for reed is giolcóg (pronounced “gil-KOHG”). It’s a feminine noun and the plural is giolcóga.

How do you pronounce giolcóg in Irish?

Giolcóg is said like “gil-KOHG” (IPA /ɟɪlˠˈkoːɡ/).

What is the plural of reed in Irish?

The plural of giolcóg is giolcóga; with the article, na giolcóga means “the reeds”. The genitive plural is giolcóg, as in dos na ngiolcóg (the clump of the reeds).

Why does giolcóg change to ghiolcóg or ngiolcóg?

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

What is the difference between giolcóg and cuilc?

Both mean reed; cuilc is the usual word for common reed or thatching reed, while giolcóg is also used for a reed or cane, especially a single stalk.

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