HeyRua Get the app

Fortification in Irish (Daingniú): Meaning, Pronunciation, Usage

‘daingniú’ also means: confirmation · consolidation

The Irish for fortification is daingniú, a masculine noun (plural daingnithe). Ag daingniú is fortifying, from the verb daingnigh.
Updated October 2026Report a mistake

How to say “fortification” in Irish

Irish:
daingniú
English:
fortification, confirmation, consolidation
Word type:
noun (verbal noun)
Verbal noun of:
daingnigh, to fortify (ag daingniú, fortifying)
Gender:
masculine
Pronunciation:
“DANG-new”  /ˈd̪ˠaŋʲnʲuː/
Various forms
Plural:
daingnithe (fortifications)
Genitive singular:
daingnithe, an daingnithe (e.g. obair an daingnithe, the work of fortification)
Genitive plural:
daingnithe, na ndaingnithe (e.g. ballaí na ndaingnithe, the walls of the fortifications)

What does “daingniú” mean?

“Daingniú” has three alternative meanings. The most common comes first.

fortification
Daingniú is the verbal noun of daingnigh: the act of making something strong or secure, such as fortifying a place.Also: strengthening, securing, fortifying.
2 other meanings: confirmation or consolidation
2confirmation
The act of confirming or ratifying something, such as an arrangement, a booking or an appointment.Also: ratification, affirmation.
3consolidation
The act of consolidating or establishing something firmly, such as a position or knowledge.Also: establishment, reinforcement.

“Daingniú” as a verbal noun

After ag, daingniú means fortifying: it is the verbal noun of the verb daingnigh (to fortify). A noun that follows it goes into the genitive.

agat
+
daingniúverbal noun
=
ag daingniúfortifying

“Daingniú” with the article

The plural of fortification in Irish is daingnithe. Here is daingniú after the article (an t-alt), in the singular and the plural.

an daingniú
the fortification
No change after an
na daingnithe
the fortifications
Plural: no change after na

“Daingniú” in a sentence: Irish examples

Common Irish sentences using daingniú, the Irish word for fortification.

Fuair mé daingniú ar an áirithint inné.
I got confirmation of the booking yesterday.
Tá daingniú na mballaí ar siúl fós.
The strengthening of the walls is still going on.
Sheol siad ríomhphost daingnithe chugam.
They sent me a confirmation email.
Táimid ag fanacht le daingniú ón mbanc.
We are waiting for confirmation from the bank.
Rinneadh daingniú ar bhallaí an chaisleáin.
The castle walls were fortified.
Bhí gá le daingniú an droichid tar éis na stoirme.
The bridge needed strengthening after the storm.

Other nouns in Irish

More everyday Irish nouns to learn next.

Fortification in Irish: frequently asked questions

What is the Irish for fortification?

The Irish for fortification is daingniú (pronounced “DANG-new”). It’s a masculine noun and the plural is daingnithe. Depending on context it can also mean confirmation or consolidation.

How do you pronounce daingniú in Irish?

Daingniú is said like “DANG-new” (IPA /ˈd̪ˠaŋʲnʲuː/).

What is the plural of fortification in Irish?

The plural of daingniú is daingnithe; with the article, na daingnithe means “the fortifications”. The genitive plural is daingnithe, as in ballaí na ndaingnithe (the walls of the fortifications).

Does daingniú have more than one meaning?

Yes. Daingniú can mean fortification, confirmation or consolidation, depending on context; the first is the most common.

Why does daingniú change to dhaingniú or ndaingniú?

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

What is the difference between daingniú and dearbhú?

Daingniú stresses making something firm or secure, such as a booking or a fortification, while dearbhú means declaring or affirming that something is true.

Learn Irish by
actually speaking it

Learn everyday Irish words like daingniú through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen