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Coast in Irish (Cósta): Meaning, Pronunciation, Usage

‘cósta’ also means: outer edge

The Irish for coast is cósta, a masculine noun (plural cóstaí).
Updated October 2026Report a mistake

How to say “coast” in Irish

Irish:
cósta
English:
coast, outer edge
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“KOH-stuh”  /ˈkoːsˠt̪ˠə/
Various forms
Plural:
cóstaí (coasts)
Genitive singular:
cósta, an chósta (e.g. bóthar an chósta, the coast road)
Genitive plural:
cóstaí, na gcóstaí (e.g. léarscáil na gcóstaí, map of the coasts)

What does “cósta” mean?

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

coast
The land along the edge of the sea.Also: coastline, seaboard, shore.
1 other meaning: outer edge
2outer edge
The outermost fringe or border of something.Also: fringe, border.

Other Irish words for coast: imeallbhord (coast)

“Cósta” with the article

The plural of coast in Irish is cóstaí. Here is cósta after the article (an t-alt), in the singular and the plural.

an cósta
the coast
No change after an
na cóstaí
the coasts
Plural: no change after na

“Cósta” in a sentence: Irish examples

Common Irish sentences using cósta, the Irish word for coast.

Tá siad ina gcónaí in aice leis an gcósta.
They live near the coast.
Chuamar ag siúl ar bhóthar an chósta inné.
We went walking on the coast road yesterday.
Tá cósta álainn ag Ciarraí.
Kerry has a beautiful coast.
Is aoibhinn liom cóstaí fiáine an iarthair.
I love the wild coasts of the west.
Tá teach saoire againn ar an gcósta.
We have a holiday home on the coast.
Bhí an bád ag seoladh feadh an chósta.
The boat was sailing along the coast.
Tháinig an garda cósta i gcabhair orthu.
The coastguard came to their rescue.

Other nouns in Irish

More everyday Irish nouns to learn next.

Coast in Irish: frequently asked questions

What is the Irish for coast?

The Irish for coast is cósta (pronounced “KOH-stuh”). It’s a masculine noun and the plural is cóstaí. Depending on context it can also mean outer edge.

How do you pronounce cósta in Irish?

Cósta is said like “KOH-stuh” (IPA /ˈkoːsˠt̪ˠə/).

What is the plural of coast in Irish?

The plural of cósta is cóstaí; with the article, na cóstaí means “the coasts”. The genitive plural is cóstaí, as in léarscáil na gcóstaí (map of the coasts).

Does cósta have more than one meaning?

Yes. Cósta can mean coast or outer edge, depending on context; the first is the most common.

Why does cósta change to chósta or gcósta?

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

What is the difference between cósta and cladach?

Cósta is the coast or coastline of a region, while cladach is the shore itself, the strip where land meets the sea. You would say cósta an iarthair but bailiú sliogán ar an gcladach.

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