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To fortify in Irish (daingnigh): Meaning, Conjugation, Examples

Other uses of ‘daingnigh’: fasten · confirm

The Irish for to fortify is daingnigh; ag daingniú is fortifying.
Updated October 2026Report a mistake

How to say “to fortify” in Irish

Irish:
daingnigh
English:
to fortify, fasten, confirm
Word type:
verb, second-conjugation
Verbal noun:
daingniú (ag daingniú, fortifying)
Verbal adjective:
daingnithe
Pronunciation:
“DANG-nee”  /ˈd̪ˠaŋn̪ˠiː/

What does “daingnigh” mean?

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

to fortify
To make a place strong against attack, or to make something firmer and stronger.Also: strengthen, consolidate, secure.
2 other meanings: fasten or confirm
2to fasten
To fix something firmly in place so it does not move.Also: fix, secure, make fast.
3to confirm
To make an agreement, belief or decision firm or official.Also: ratify, establish, affirm.

“Daingnigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Dhaingnigh méI fortifiedNíor dhaingnigh méI did not fortifyAr dhaingnigh mé?Did I fortify?
tú (you)Dhaingnigh túYou fortifiedNíor dhaingnigh túYou did not fortifyAr dhaingnigh tú?Did you fortify?
sé / sí (he / she)Dhaingnigh sé / síHe fortifiedNíor dhaingnigh sé / síHe did not fortifyAr dhaingnigh sé / sí?Did he fortify?
sinn (we)DhaingníomarWe fortifiedNíor dhaingníomarWe did not fortifyAr dhaingníomar?Did we fortify?
sibh (you, plural)Dhaingnigh sibhYou fortifiedNíor dhaingnigh sibhYou did not fortifyAr dhaingnigh sibh?Did you fortify?
siad (they)Dhaingnigh siadThey fortifiedNíor dhaingnigh siadThey did not fortifyAr dhaingnigh siad?Did they fortify?
saorbhriathar (autonomous)DaingníodhNíor daingníodhAr daingníodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)DaingnímI fortifyNí dhaingnímI do not fortifyAn ndaingním?Do I fortify?
tú (you)Daingníonn túYou fortifyNí dhaingníonn túYou do not fortifyAn ndaingníonn tú?Do you fortify?
sé / sí (he / she)Daingníonn sé / síHe fortifiesNí dhaingníonn sé / síHe does not fortifyAn ndaingníonn sé / sí?Does he fortify?
sinn (we)DaingnímidWe fortifyNí dhaingnímidWe do not fortifyAn ndaingnímid?Do we fortify?
sibh (you, plural)Daingníonn sibhYou fortifyNí dhaingníonn sibhYou do not fortifyAn ndaingníonn sibh?Do you fortify?
siad (they)Daingníonn siadThey fortifyNí dhaingníonn siadThey do not fortifyAn ndaingníonn siad?Do they fortify?
saorbhriathar (autonomous)DaingnítearNí dhaingnítearAn ndaingnítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Daingneoidh méI will fortifyNí dhaingneoidh méI will not fortifyAn ndaingneoidh mé?Will I fortify?
tú (you)Daingneoidh túYou will fortifyNí dhaingneoidh túYou will not fortifyAn ndaingneoidh tú?Will you fortify?
sé / sí (he / she)Daingneoidh sé / síHe will fortifyNí dhaingneoidh sé / síHe will not fortifyAn ndaingneoidh sé / sí?Will he fortify?
sinn (we)DaingneoimidWe will fortifyNí dhaingneoimidWe will not fortifyAn ndaingneoimid?Will we fortify?
sibh (you, plural)Daingneoidh sibhYou will fortifyNí dhaingneoidh sibhYou will not fortifyAn ndaingneoidh sibh?Will you fortify?
siad (they)Daingneoidh siadThey will fortifyNí dhaingneoidh siadThey will not fortifyAn ndaingneoidh siad?Will they fortify?
saorbhriathar (autonomous)DaingneofarNí dhaingneofarAn ndaingneofar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)DhaingneoinnI would fortifyNí dhaingneoinnI would not fortifyAn ndaingneoinn?Would I fortify?
tú (you)DhaingneofáYou would fortifyNí dhaingneofáYou would not fortifyAn ndaingneofá?Would you fortify?
sé / sí (he / she)Dhaingneodh sé / síHe would fortifyNí dhaingneodh sé / síHe would not fortifyAn ndaingneodh sé / sí?Would he fortify?
sinn (we)DhaingneoimisWe would fortifyNí dhaingneoimisWe would not fortifyAn ndaingneoimis?Would we fortify?
sibh (you, plural)Dhaingneodh sibhYou would fortifyNí dhaingneodh sibhYou would not fortifyAn ndaingneodh sibh?Would you fortify?
siad (they)DhaingneoidísThey would fortifyNí dhaingneoidísThey would not fortifyAn ndaingneoidís?Would they fortify?
saorbhriathar (autonomous)DhaingneofaíNí dhaingneofaíAn ndaingneofaí?

“Daingnigh” in a sentence: Irish examples

Past, present, future and conditional, with a negative and a question.

Dhaingnigh siad an caisleán in aghaidh an namhad.
They fortified the castle against the enemy.
Daingníonn an taithí sin a misneach.
That experience strengthens her courage.
Daingneoidh an rialtas an conradh an tseachtain seo chugainn.
The government will ratify the treaty next week.
Dhaingneodh na ballaí nua an teach go mór.
The new walls would greatly strengthen the house.
Níor dhaingnigh sé an doras i gceart.
He didn't fasten the door properly.
Ar dhaingnigh tú an socrú leo?
Did you confirm the arrangement with them?

Other verbs in Irish

More everyday Irish verbs to learn next.

To fortify in Irish: frequently asked questions

What is the Irish for to fortify?

The Irish for to fortify is daingnigh (pronounced “DANG-nee”). It is a second-conjugation verb; the verbal noun is daingniú.

What is the verbal noun of daingnigh?

The verbal noun of daingnigh is daingniú, used after ag for the continuous: ag daingniú (fortifying). The verbal adjective is daingnithe.

How do you say daingnigh in the past and the future?

Past: Dhaingnigh mé; negative Níor dhaingnigh mé; question Ar dhaingnigh mé?. Future: Daingneoidh mé; negative Ní dhaingneoidh mé; question An ndaingneoidh mé?.

What is the modh coinníollach of daingnigh?

The conditional (modh coinníollach) first person is Dhaingneoinn (I would fortify); negative Ní dhaingneoinn; question An ndaingneoinn?.

Does daingnigh have more than one meaning?

Yes. Daingnigh can mean to fortify, to fasten or to confirm, depending on context; the first is the most common.

What is the difference between 'daingnigh' and 'neartaigh'?

'Neartaigh' is the general word for strengthen, while 'daingnigh' suggests making something firm, secure or fortified, as in 'daingnigh an dún'.

Can 'daingnigh' mean ratify?

Yes, in formal contexts 'daingnigh conradh' means to ratify a treaty, and 'daingniú' means ratification.

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