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To reduce in Irish (laghdaigh): Meaning, Conjugation, Examples

Other uses of ‘laghdaigh’: decrease

The Irish for to reduce is laghdaigh; ag laghdú is reducing.
Updated October 2026Report a mistake

How to say “to reduce” in Irish

Irish:
laghdaigh
English:
to reduce, decrease
Word type:
verb, second-conjugation
Verbal noun:
laghdú (ag laghdú, reducing)
Verbal adjective:
laghdaithe
Pronunciation:
“LYE-dee”  /ˈl̪ˠəidˠiː/

What does “laghdaigh” mean?

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

to reduce
To make something smaller in amount, size or degree.Also: lessen, decrease, cut, lower.
1 other meaning: decrease
2to decrease
To become smaller or less; to diminish or abate.Also: diminish, abate, fall, drop.

“Laghdaigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Laghdaigh méI reducedNíor laghdaigh méI did not reduceAr laghdaigh mé?Did I reduce?
tú (you)Laghdaigh túYou reducedNíor laghdaigh túYou did not reduceAr laghdaigh tú?Did you reduce?
sé / sí (he / she)Laghdaigh sé / síHe reducedNíor laghdaigh sé / síHe did not reduceAr laghdaigh sé / sí?Did he reduce?
sinn (we)LaghdaíomarWe reducedNíor laghdaíomarWe did not reduceAr laghdaíomar?Did we reduce?
sibh (you, plural)Laghdaigh sibhYou reducedNíor laghdaigh sibhYou did not reduceAr laghdaigh sibh?Did you reduce?
siad (they)Laghdaigh siadThey reducedNíor laghdaigh siadThey did not reduceAr laghdaigh siad?Did they reduce?
saorbhriathar (autonomous)LaghdaíodhNíor laghdaíodhAr laghdaíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)LaghdaímI reduceNí laghdaímI do not reduceAn laghdaím?Do I reduce?
tú (you)Laghdaíonn túYou reduceNí laghdaíonn túYou do not reduceAn laghdaíonn tú?Do you reduce?
sé / sí (he / she)Laghdaíonn sé / síHe reducesNí laghdaíonn sé / síHe does not reduceAn laghdaíonn sé / sí?Does he reduce?
sinn (we)LaghdaímidWe reduceNí laghdaímidWe do not reduceAn laghdaímid?Do we reduce?
sibh (you, plural)Laghdaíonn sibhYou reduceNí laghdaíonn sibhYou do not reduceAn laghdaíonn sibh?Do you reduce?
siad (they)Laghdaíonn siadThey reduceNí laghdaíonn siadThey do not reduceAn laghdaíonn siad?Do they reduce?
saorbhriathar (autonomous)LaghdaítearNí laghdaítearAn laghdaítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Laghdóidh méI will reduceNí laghdóidh méI will not reduceAn laghdóidh mé?Will I reduce?
tú (you)Laghdóidh túYou will reduceNí laghdóidh túYou will not reduceAn laghdóidh tú?Will you reduce?
sé / sí (he / she)Laghdóidh sé / síHe will reduceNí laghdóidh sé / síHe will not reduceAn laghdóidh sé / sí?Will he reduce?
sinn (we)LaghdóimidWe will reduceNí laghdóimidWe will not reduceAn laghdóimid?Will we reduce?
sibh (you, plural)Laghdóidh sibhYou will reduceNí laghdóidh sibhYou will not reduceAn laghdóidh sibh?Will you reduce?
siad (they)Laghdóidh siadThey will reduceNí laghdóidh siadThey will not reduceAn laghdóidh siad?Will they reduce?
saorbhriathar (autonomous)LaghdófarNí laghdófarAn laghdófar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)LaghdóinnI would reduceNí laghdóinnI would not reduceAn laghdóinn?Would I reduce?
tú (you)LaghdófáYou would reduceNí laghdófáYou would not reduceAn laghdófá?Would you reduce?
sé / sí (he / she)Laghdódh sé / síHe would reduceNí laghdódh sé / síHe would not reduceAn laghdódh sé / sí?Would he reduce?
sinn (we)LaghdóimisWe would reduceNí laghdóimisWe would not reduceAn laghdóimis?Would we reduce?
sibh (you, plural)Laghdódh sibhYou would reduceNí laghdódh sibhYou would not reduceAn laghdódh sibh?Would you reduce?
siad (they)LaghdóidísThey would reduceNí laghdóidísThey would not reduceAn laghdóidís?Would they reduce?
saorbhriathar (autonomous)LaghdófaíNí laghdófaíAn laghdófaí?

“Laghdaigh” in a sentence: Irish examples

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

Laghdaigh an siopa praghas an aráin inné.
The shop reduced the price of bread yesterday.
Laghdaigh siad na huaireanta oibre i mbliana.
They reduced the working hours this year.
Laghdóidh an rialtas an cháin an bhliain seo chugainn.
The government will reduce the tax next year.
Laghdódh sé sin an costas go mór.
That would reduce the cost a lot.
Níor laghdaigh an pian ar chor ar bith.
The pain didn't lessen at all.
Ar laghdaigh siad líon na bhfostaithe?
Did they reduce the number of employees?

Other verbs in Irish

More everyday Irish verbs to learn next.

To reduce in Irish: frequently asked questions

What is the Irish for to reduce?

The Irish for to reduce is laghdaigh (pronounced “LYE-dee”). It is a second-conjugation verb; the verbal noun is laghdú.

What is the verbal noun of laghdaigh?

The verbal noun of laghdaigh is laghdú, used after ag for the continuous: ag laghdú (reducing). The verbal adjective is laghdaithe.

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

Past: Laghdaigh mé; negative Níor laghdaigh mé; question Ar laghdaigh mé?. Future: Laghdóidh mé; negative Ní laghdóidh mé; question An laghdóidh mé?.

What is the modh coinníollach of laghdaigh?

The conditional (modh coinníollach) first person is Laghdóinn (I would reduce); negative Ní laghdóinn; question An laghdóinn?.

Does laghdaigh have more than one meaning?

Yes. Laghdaigh can mean to reduce or to decrease, depending on context; the first is the most common.

What is the opposite of 'laghdaigh'?

The opposite is 'méadaigh', to increase: 'Mhéadaigh an praghas' means the price increased.

How do I say 'a reduction' in Irish?

Use the verbal noun 'laghdú', as in 'laghdú praghais', a price reduction.

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