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Obstacle in Irish (Constaic): Meaning, Pronunciation, Usage

The Irish for obstacle is constaic, a feminine noun (plural constaicí).
Updated October 2026Report a mistake

How to say “obstacle” in Irish

Irish:
constaic
English:
obstacle
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“KUN-stik”  /ˈkɔn̪ˠsˠt̪ˠəc/
Various forms
Plural:
constaicí (obstacles)
Genitive singular:
constaice, na constaice (e.g. sárú na constaice, overcoming the obstacle)
Genitive plural:
constaicí, na gconstaicí (e.g. cúrsa constaicí, obstacle course)

What does “constaic” mean?

obstacle
Something that stands in the way and blocks or hinders progress.Also: hindrance, obstruction, barrier, impediment.

“Constaic” with the article

The plural of obstacle in Irish is constaicí. Here is constaic after the article (an t-alt), in the singular and the plural.

an chonstaic
the obstacle
Lenition: c becomes ch after an (feminine noun)
na constaicí
the obstacles
Plural: no change after na

“Constaic” in a sentence: Irish examples

Common Irish sentences using constaic, the Irish word for obstacle.

Sháraigh siad gach constaic.
They overcame every obstacle.
Is í an teanga an chonstaic is mó.
The language is the biggest obstacle.
Bhí go leor constaicí romhainn.
We had plenty of obstacles ahead of us.
Ná lig don chonstaic sin stop a chur leat.
Don't let that obstacle stop you.
Rinne na páistí cúrsa constaicí sa pháirc.
The children made an obstacle course in the park.
Is é an t-airgead an chonstaic is mó atá orainn.
Money is the biggest obstacle we face.
Bhí constaic ar an mbóthar.
There was an obstruction on the road.

Other nouns in Irish

More everyday Irish nouns to learn next.

Obstacle in Irish: frequently asked questions

What is the Irish for obstacle?

The Irish for obstacle is constaic (pronounced “KUN-stik”). It’s a feminine noun and the plural is constaicí.

How do you pronounce constaic in Irish?

Constaic is said like “KUN-stik” (IPA /ˈkɔn̪ˠsˠt̪ˠəc/).

What is the plural of obstacle in Irish?

The plural of constaic is constaicí; with the article, na constaicí means “the obstacles”. The genitive plural is constaicí, as in cúrsa constaicí (obstacle course).

Why does constaic change to chonstaic or gconstaic?

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

What is the difference between 'constaic' and 'bac'?

Both mean obstacle; 'bac' is a general word for a hindrance or ban, while 'constaic' is the usual word for an obstacle to be overcome, as in 'constaic a shárú'.

How do you say 'overcome an obstacle'?

Say 'constaic a shárú', for example 'Sháraigh sí an chonstaic'.

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