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To invest in Irish (infheistigh): Meaning, Conjugation, Examples

The Irish for to invest is infheistigh; ag infheistiú is investing.
Updated October 2026Report a mistake

How to say “to invest” in Irish

Irish:
infheistigh
English:
to invest
Word type:
verb, second-conjugation
Verbal noun:
infheistiú (ag infheistiú, investing)
Verbal adjective:
infheistithe
Pronunciation:
“IN-esh-tee”  /ˈɪnʲɛʃtʲiː/

What does “infheistigh” mean?

to invest
To put money or resources into something in the hope of making a profit or getting a benefit.Also: put money into, fund.

“Infheistigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)D'infheistigh méI investedNíor infheistigh méI did not investAr infheistigh mé?Did I invest?
tú (you)D'infheistigh túYou investedNíor infheistigh túYou did not investAr infheistigh tú?Did you invest?
sé / sí (he / she)D'infheistigh sé / síHe investedNíor infheistigh sé / síHe did not investAr infheistigh sé / sí?Did he invest?
sinn (we)D'infheistíomarWe investedNíor infheistíomarWe did not investAr infheistíomar?Did we invest?
sibh (you, plural)D'infheistigh sibhYou investedNíor infheistigh sibhYou did not investAr infheistigh sibh?Did you invest?
siad (they)D'infheistigh siadThey investedNíor infheistigh siadThey did not investAr infheistigh siad?Did they invest?
saorbhriathar (autonomous)InfheistíodhNíor infheistíodhAr infheistíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)InfheistímI investNí infheistímI do not investAn infheistím?Do I invest?
tú (you)Infheistíonn túYou investNí infheistíonn túYou do not investAn infheistíonn tú?Do you invest?
sé / sí (he / she)Infheistíonn sé / síHe investsNí infheistíonn sé / síHe does not investAn infheistíonn sé / sí?Does he invest?
sinn (we)InfheistímidWe investNí infheistímidWe do not investAn infheistímid?Do we invest?
sibh (you, plural)Infheistíonn sibhYou investNí infheistíonn sibhYou do not investAn infheistíonn sibh?Do you invest?
siad (they)Infheistíonn siadThey investNí infheistíonn siadThey do not investAn infheistíonn siad?Do they invest?
saorbhriathar (autonomous)InfheistítearNí infheistítearAn infheistítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Infheisteoidh méI will investNí infheisteoidh méI will not investAn infheisteoidh mé?Will I invest?
tú (you)Infheisteoidh túYou will investNí infheisteoidh túYou will not investAn infheisteoidh tú?Will you invest?
sé / sí (he / she)Infheisteoidh sé / síHe will investNí infheisteoidh sé / síHe will not investAn infheisteoidh sé / sí?Will he invest?
sinn (we)InfheisteoimidWe will investNí infheisteoimidWe will not investAn infheisteoimid?Will we invest?
sibh (you, plural)Infheisteoidh sibhYou will investNí infheisteoidh sibhYou will not investAn infheisteoidh sibh?Will you invest?
siad (they)Infheisteoidh siadThey will investNí infheisteoidh siadThey will not investAn infheisteoidh siad?Will they invest?
saorbhriathar (autonomous)InfheisteofarNí infheisteofarAn infheisteofar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)D'infheisteoinnI would investNí infheisteoinnI would not investAn infheisteoinn?Would I invest?
tú (you)D'infheisteofáYou would investNí infheisteofáYou would not investAn infheisteofá?Would you invest?
sé / sí (he / she)D'infheisteodh sé / síHe would investNí infheisteodh sé / síHe would not investAn infheisteodh sé / sí?Would he invest?
sinn (we)D'infheisteoimisWe would investNí infheisteoimisWe would not investAn infheisteoimis?Would we invest?
sibh (you, plural)D'infheisteodh sibhYou would investNí infheisteodh sibhYou would not investAn infheisteodh sibh?Would you invest?
siad (they)D'infheisteoidísThey would investNí infheisteoidísThey would not investAn infheisteoidís?Would they invest?
saorbhriathar (autonomous)D'infheisteofaíNí infheisteofaíAn infheisteofaí?

“Infheistigh” in a sentence: Irish examples

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

D'infheistigh sé a chuid airgid i dtithe.
He invested his money in houses.
Infheistíonn an rialtas go mór san oideachas.
The government invests heavily in education.
Infheisteoidh an comhlacht milliún euro sa tionscadal.
The company will invest a million euro in the project.
D'infheisteoinn sa ghnó dá mbeadh an t-airgead agam.
I would invest in the business if I had the money.
Níor infheistigh siad aon rud sa bhaile.
They didn't invest anything in the town.
Ar infheistigh tú sa chomhlacht nua?
Did you invest in the new company?

Other verbs in Irish

More everyday Irish verbs to learn next.

To invest in Irish: frequently asked questions

What is the Irish for to invest?

The Irish for to invest is infheistigh (pronounced “IN-esh-tee”). It is a second-conjugation verb; the verbal noun is infheistiú.

What is the verbal noun of infheistigh?

The verbal noun of infheistigh is infheistiú, used after ag for the continuous: ag infheistiú (investing). The verbal adjective is infheistithe.

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

Past: D'infheistigh mé; negative Níor infheistigh mé; question Ar infheistigh mé?. Future: Infheisteoidh mé; negative Ní infheisteoidh mé; question An infheisteoidh mé?.

What is the modh coinníollach of infheistigh?

The conditional (modh coinníollach) first person is D'infheisteoinn (I would invest); negative Ní infheisteoinn; question An infheisteoinn?.

Which preposition follows 'infheistigh'?

Use 'i' for what you invest in: d'infheistigh sí airgead sa ghnó, she invested money in the business.

What is the noun for 'investment'?

The verbal noun 'infheistiú' means investment or investing, and 'infheisteoir' is an investor.

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