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Marsh in Irish (Riasc): Meaning, Pronunciation, Usage

The Irish for marsh is riasc, a masculine noun (plural riasca).
Updated October 2026Report a mistake

How to say “marsh” in Irish

Irish:
riasc
English:
marsh
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“ree-usk”  /ɾʲiəsk/
Various forms
Plural:
riasca (marshes)
Genitive singular:
réisc, an réisc (e.g. uisce an réisc, the water of the marsh)
Genitive plural:
riasc, na riasc (e.g. éin na riasc, the birds of the marshes)

What does “riasc” mean?

marsh
An area of wet, soft, low-lying land where reeds and rushes grow.Also: fen, swamp, marshland, moor.

“Riasc” with the article

The plural of marsh in Irish is riasca. Here is riasc after the article (an t-alt), in the singular and the plural.

an riasc
the marsh
No change after an
na riasca
the marshes
Plural: no change after na

“Riasc” in a sentence: Irish examples

Common Irish sentences using riasc, the Irish word for marsh.

Tá riasc mór ar chúl an tí.
There is a big marsh behind the house.
Ná siúil isteach sa riasc, tá sé bog.
Don't walk into the marsh, it's soft.
Bhí an riasc lán d'fheileastram.
The marsh was full of wild irises.
Chuala mé éin ar imeall an réisc.
I heard birds at the edge of the marsh.
Tá na riasca ag triomú sa samhradh.
The marshes are drying out in the summer.
Chuaigh an bhó i bhfostú i riasc.
The cow got stuck in a marsh.
Draenáladh an riasc chun talamh feirme a dhéanamh.
The marsh was drained to make farmland.

Other nouns in Irish

More everyday Irish nouns to learn next.

Marsh in Irish: frequently asked questions

What is the Irish for marsh?

The Irish for marsh is riasc (pronounced “ree-usk”). It’s a masculine noun and the plural is riasca.

How do you pronounce riasc in Irish?

Riasc is said like “ree-usk” (IPA /ɾʲiəsk/).

What is the plural of marsh in Irish?

The plural of riasc is riasca; with the article, na riasca means “the marshes”. The genitive plural is riasc, as in éin na riasc (the birds of the marshes).

How is 'riasc' different from 'portach'?

'Riasc' is a marsh or fen, wet land with reeds, while 'portach' is a bog where turf (móin) is cut.

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