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To discipline in Irish (smachtaigh): Meaning, Conjugation, Examples

Other uses of ‘smachtaigh’: control

The Irish for to discipline is smachtaigh; ag smachtú is disciplining.
Updated October 2026Report a mistake

How to say “to discipline” in Irish

Irish:
smachtaigh
English:
to discipline, control
Word type:
verb, second-conjugation
Verbal noun:
smachtú (ag smachtú, disciplining)
Verbal adjective:
smachtaithe
Pronunciation:
“SMOCK-tee”  /ˈsmˠaxt̪ˠiː/

What does “smachtaigh” mean?

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

to discipline
To bring someone under control by training, rules or punishment.Also: chastise, punish, correct.
1 other meaning: control
2to control
To keep something or someone under control or restraint.Also: restrain, subdue, keep in check.

“Smachtaigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Smachtaigh méI disciplinedNíor smachtaigh méI did not disciplineAr smachtaigh mé?Did I discipline?
tú (you)Smachtaigh túYou disciplinedNíor smachtaigh túYou did not disciplineAr smachtaigh tú?Did you discipline?
sé / sí (he / she)Smachtaigh sé / síHe disciplinedNíor smachtaigh sé / síHe did not disciplineAr smachtaigh sé / sí?Did he discipline?
sinn (we)SmachtaíomarWe disciplinedNíor smachtaíomarWe did not disciplineAr smachtaíomar?Did we discipline?
sibh (you, plural)Smachtaigh sibhYou disciplinedNíor smachtaigh sibhYou did not disciplineAr smachtaigh sibh?Did you discipline?
siad (they)Smachtaigh siadThey disciplinedNíor smachtaigh siadThey did not disciplineAr smachtaigh siad?Did they discipline?
saorbhriathar (autonomous)SmachtaíodhNíor smachtaíodhAr smachtaíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)SmachtaímI disciplineNí smachtaímI do not disciplineAn smachtaím?Do I discipline?
tú (you)Smachtaíonn túYou disciplineNí smachtaíonn túYou do not disciplineAn smachtaíonn tú?Do you discipline?
sé / sí (he / she)Smachtaíonn sé / síHe disciplinesNí smachtaíonn sé / síHe does not disciplineAn smachtaíonn sé / sí?Does he discipline?
sinn (we)SmachtaímidWe disciplineNí smachtaímidWe do not disciplineAn smachtaímid?Do we discipline?
sibh (you, plural)Smachtaíonn sibhYou disciplineNí smachtaíonn sibhYou do not disciplineAn smachtaíonn sibh?Do you discipline?
siad (they)Smachtaíonn siadThey disciplineNí smachtaíonn siadThey do not disciplineAn smachtaíonn siad?Do they discipline?
saorbhriathar (autonomous)SmachtaítearNí smachtaítearAn smachtaítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Smachtóidh méI will disciplineNí smachtóidh méI will not disciplineAn smachtóidh mé?Will I discipline?
tú (you)Smachtóidh túYou will disciplineNí smachtóidh túYou will not disciplineAn smachtóidh tú?Will you discipline?
sé / sí (he / she)Smachtóidh sé / síHe will disciplineNí smachtóidh sé / síHe will not disciplineAn smachtóidh sé / sí?Will he discipline?
sinn (we)SmachtóimidWe will disciplineNí smachtóimidWe will not disciplineAn smachtóimid?Will we discipline?
sibh (you, plural)Smachtóidh sibhYou will disciplineNí smachtóidh sibhYou will not disciplineAn smachtóidh sibh?Will you discipline?
siad (they)Smachtóidh siadThey will disciplineNí smachtóidh siadThey will not disciplineAn smachtóidh siad?Will they discipline?
saorbhriathar (autonomous)SmachtófarNí smachtófarAn smachtófar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)SmachtóinnI would disciplineNí smachtóinnI would not disciplineAn smachtóinn?Would I discipline?
tú (you)SmachtófáYou would disciplineNí smachtófáYou would not disciplineAn smachtófá?Would you discipline?
sé / sí (he / she)Smachtódh sé / síHe would disciplineNí smachtódh sé / síHe would not disciplineAn smachtódh sé / sí?Would he discipline?
sinn (we)SmachtóimisWe would disciplineNí smachtóimisWe would not disciplineAn smachtóimis?Would we discipline?
sibh (you, plural)Smachtódh sibhYou would disciplineNí smachtódh sibhYou would not disciplineAn smachtódh sibh?Would you discipline?
siad (they)SmachtóidísThey would disciplineNí smachtóidísThey would not disciplineAn smachtóidís?Would they discipline?
saorbhriathar (autonomous)SmachtófaíNí smachtófaíAn smachtófaí?

“Smachtaigh” in a sentence: Irish examples

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

Smachtaigh an múinteoir na daltaí dána inné.
The teacher disciplined the bold pupils yesterday.
Smachtaíonn sí a cuid mothúchán go maith.
She controls her emotions well.
Smachtóidh an t-athair an buachaill níos déanaí.
The father will discipline the boy later.
Smachtódh sé an madra dá mbeadh am aige.
He would train the dog if he had time.
Níor smachtaigh siad na páistí riamh.
They never disciplined the children.
Ar smachtaigh tú an rang inniu?
Did you control the class today?

Other verbs in Irish

More everyday Irish verbs to learn next.

To discipline in Irish: frequently asked questions

What is the Irish for to discipline?

The Irish for to discipline is smachtaigh (pronounced “SMOCK-tee”). It is a second-conjugation verb; the verbal noun is smachtú.

What is the verbal noun of smachtaigh?

The verbal noun of smachtaigh is smachtú, used after ag for the continuous: ag smachtú (disciplining). The verbal adjective is smachtaithe.

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

Past: Smachtaigh mé; negative Níor smachtaigh mé; question Ar smachtaigh mé?. Future: Smachtóidh mé; negative Ní smachtóidh mé; question An smachtóidh mé?.

What is the modh coinníollach of smachtaigh?

The conditional (modh coinníollach) first person is Smachtóinn (I would discipline); negative Ní smachtóinn; question An smachtóinn?.

Does smachtaigh have more than one meaning?

Yes. Smachtaigh can mean to discipline or to control, depending on context; the first is the most common.

How is 'smachtaigh' related to 'smacht'?

'Smachtaigh' comes from the noun 'smacht' (control, discipline); you can also say 'smacht a chur ar' rud, meaning to bring something under control.

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