HeyRua Get the app

To infect in Irish (ionfhabhtaigh): Meaning, Conjugation, Examples

The Irish for to infect is ionfhabhtaigh; ag ionfhabhtú is infecting.
Updated October 2026Report a mistake

How to say “to infect” in Irish

Irish:
ionfhabhtaigh
English:
to infect
Word type:
verb, second-conjugation
Verbal noun:
ionfhabhtú (ag ionfhabhtú, infecting)
Verbal adjective:
ionfhabhtaithe
Pronunciation:
“IN-ow-tee”  /ˈɪnˠəut̪ˠiː/

What does “ionfhabhtaigh” mean?

to infect
To pass a disease or germs into a person, animal, wound or thing.Also: contaminate with germs, pass on infection.

“Ionfhabhtaigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)D'ionfhabhtaigh méI infectedNíor ionfhabhtaigh méI did not infectAr ionfhabhtaigh mé?Did I infect?
tú (you)D'ionfhabhtaigh túYou infectedNíor ionfhabhtaigh túYou did not infectAr ionfhabhtaigh tú?Did you infect?
sé / sí (he / she)D'ionfhabhtaigh sé / síHe infectedNíor ionfhabhtaigh sé / síHe did not infectAr ionfhabhtaigh sé / sí?Did he infect?
sinn (we)D'ionfhabhtaíomarWe infectedNíor ionfhabhtaíomarWe did not infectAr ionfhabhtaíomar?Did we infect?
sibh (you, plural)D'ionfhabhtaigh sibhYou infectedNíor ionfhabhtaigh sibhYou did not infectAr ionfhabhtaigh sibh?Did you infect?
siad (they)D'ionfhabhtaigh siadThey infectedNíor ionfhabhtaigh siadThey did not infectAr ionfhabhtaigh siad?Did they infect?
saorbhriathar (autonomous)IonfhabhtaíodhNíor ionfhabhtaíodhAr ionfhabhtaíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)IonfhabhtaímI infectNí ionfhabhtaímI do not infectAn ionfhabhtaím?Do I infect?
tú (you)Ionfhabhtaíonn túYou infectNí ionfhabhtaíonn túYou do not infectAn ionfhabhtaíonn tú?Do you infect?
sé / sí (he / she)Ionfhabhtaíonn sé / síHe infectsNí ionfhabhtaíonn sé / síHe does not infectAn ionfhabhtaíonn sé / sí?Does he infect?
sinn (we)IonfhabhtaímidWe infectNí ionfhabhtaímidWe do not infectAn ionfhabhtaímid?Do we infect?
sibh (you, plural)Ionfhabhtaíonn sibhYou infectNí ionfhabhtaíonn sibhYou do not infectAn ionfhabhtaíonn sibh?Do you infect?
siad (they)Ionfhabhtaíonn siadThey infectNí ionfhabhtaíonn siadThey do not infectAn ionfhabhtaíonn siad?Do they infect?
saorbhriathar (autonomous)IonfhabhtaítearNí ionfhabhtaítearAn ionfhabhtaítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Ionfhabhtóidh méI will infectNí ionfhabhtóidh méI will not infectAn ionfhabhtóidh mé?Will I infect?
tú (you)Ionfhabhtóidh túYou will infectNí ionfhabhtóidh túYou will not infectAn ionfhabhtóidh tú?Will you infect?
sé / sí (he / she)Ionfhabhtóidh sé / síHe will infectNí ionfhabhtóidh sé / síHe will not infectAn ionfhabhtóidh sé / sí?Will he infect?
sinn (we)IonfhabhtóimidWe will infectNí ionfhabhtóimidWe will not infectAn ionfhabhtóimid?Will we infect?
sibh (you, plural)Ionfhabhtóidh sibhYou will infectNí ionfhabhtóidh sibhYou will not infectAn ionfhabhtóidh sibh?Will you infect?
siad (they)Ionfhabhtóidh siadThey will infectNí ionfhabhtóidh siadThey will not infectAn ionfhabhtóidh siad?Will they infect?
saorbhriathar (autonomous)IonfhabhtófarNí ionfhabhtófarAn ionfhabhtófar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)D'ionfhabhtóinnI would infectNí ionfhabhtóinnI would not infectAn ionfhabhtóinn?Would I infect?
tú (you)D'ionfhabhtófáYou would infectNí ionfhabhtófáYou would not infectAn ionfhabhtófá?Would you infect?
sé / sí (he / she)D'ionfhabhtódh sé / síHe would infectNí ionfhabhtódh sé / síHe would not infectAn ionfhabhtódh sé / sí?Would he infect?
sinn (we)D'ionfhabhtóimisWe would infectNí ionfhabhtóimisWe would not infectAn ionfhabhtóimis?Would we infect?
sibh (you, plural)D'ionfhabhtódh sibhYou would infectNí ionfhabhtódh sibhYou would not infectAn ionfhabhtódh sibh?Would you infect?
siad (they)D'ionfhabhtóidísThey would infectNí ionfhabhtóidísThey would not infectAn ionfhabhtóidís?Would they infect?
saorbhriathar (autonomous)D'ionfhabhtófaíNí ionfhabhtófaíAn ionfhabhtófaí?

“Ionfhabhtaigh” in a sentence: Irish examples

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

D'ionfhabhtaigh an víreas a lán daoine sa bhaile.
The virus infected a lot of people in the town.
Ionfhabhtaíonn baictéir créachtaí oscailte go héasca.
Bacteria easily infect open wounds.
Ionfhabhtóidh an galar na hainmhithe eile.
The disease will infect the other animals.
D'ionfhabhtódh salachar an gearradh sin.
Dirt would infect that cut.
Níor ionfhabhtaíodh aon duine eile san ospidéal.
Nobody else was infected in the hospital.
Ar ionfhabhtaíodh an chréacht?
Did the wound get infected?

Other verbs in Irish

More everyday Irish verbs to learn next.

To infect in Irish: frequently asked questions

What is the Irish for to infect?

The Irish for to infect is ionfhabhtaigh (pronounced “IN-ow-tee”). It is a second-conjugation verb; the verbal noun is ionfhabhtú.

What is the verbal noun of ionfhabhtaigh?

The verbal noun of ionfhabhtaigh is ionfhabhtú, used after ag for the continuous: ag ionfhabhtú (infecting). The verbal adjective is ionfhabhtaithe.

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

Past: D'ionfhabhtaigh mé; negative Níor ionfhabhtaigh mé; question Ar ionfhabhtaigh mé?. Future: Ionfhabhtóidh mé; negative Ní ionfhabhtóidh mé; question An ionfhabhtóidh mé?.

What is the modh coinníollach of ionfhabhtaigh?

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

What is the word for 'infection' and 'infected'?

The noun is 'ionfhabhtú' (infection), and 'ionfhabhtaithe' means infected, as in 'créacht ionfhabhtaithe' (an infected wound).

Is 'ionfhabhtaigh' the same as 'galraigh'?

Both can mean infect, but 'ionfhabhtaigh' is the usual medical term, while 'galraigh' more broadly means to infect or contaminate with disease.

Learn Irish by
actually speaking it

Learn everyday Irish verbs like ionfhabhtaigh through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen