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To question in Irish (ceistigh): Meaning, Conjugation, Examples

Other uses of ‘ceistigh’: query

The Irish for to question is ceistigh; ag ceistiú is questioning.
Updated October 2026Report a mistake

How to say “to question” in Irish

Irish:
ceistigh
English:
to question, query
Word type:
verb, second-conjugation
Verbal noun:
ceistiú (ag ceistiú, questioning)
Verbal adjective:
ceistithe
Pronunciation:
“KESH-tee”  /ˈcɛʃtʲiː/

What does “ceistigh” mean?

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

to question
To ask someone questions, especially formally or closely, to find something out.Also: interrogate, quiz, examine.
1 other meaning: query
2to query
To express doubt about something or call it into question.Also: doubt, challenge, call into question.

“Ceistigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Cheistigh méI questionedNíor cheistigh méI did not questionAr cheistigh mé?Did I question?
tú (you)Cheistigh túYou questionedNíor cheistigh túYou did not questionAr cheistigh tú?Did you question?
sé / sí (he / she)Cheistigh sé / síHe questionedNíor cheistigh sé / síHe did not questionAr cheistigh sé / sí?Did he question?
sinn (we)CheistíomarWe questionedNíor cheistíomarWe did not questionAr cheistíomar?Did we question?
sibh (you, plural)Cheistigh sibhYou questionedNíor cheistigh sibhYou did not questionAr cheistigh sibh?Did you question?
siad (they)Cheistigh siadThey questionedNíor cheistigh siadThey did not questionAr cheistigh siad?Did they question?
saorbhriathar (autonomous)CeistíodhNíor ceistíodhAr ceistíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)CeistímI questionNí cheistímI do not questionAn gceistím?Do I question?
tú (you)Ceistíonn túYou questionNí cheistíonn túYou do not questionAn gceistíonn tú?Do you question?
sé / sí (he / she)Ceistíonn sé / síHe questionsNí cheistíonn sé / síHe does not questionAn gceistíonn sé / sí?Does he question?
sinn (we)CeistímidWe questionNí cheistímidWe do not questionAn gceistímid?Do we question?
sibh (you, plural)Ceistíonn sibhYou questionNí cheistíonn sibhYou do not questionAn gceistíonn sibh?Do you question?
siad (they)Ceistíonn siadThey questionNí cheistíonn siadThey do not questionAn gceistíonn siad?Do they question?
saorbhriathar (autonomous)CeistítearNí cheistítearAn gceistítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Ceisteoidh méI will questionNí cheisteoidh méI will not questionAn gceisteoidh mé?Will I question?
tú (you)Ceisteoidh túYou will questionNí cheisteoidh túYou will not questionAn gceisteoidh tú?Will you question?
sé / sí (he / she)Ceisteoidh sé / síHe will questionNí cheisteoidh sé / síHe will not questionAn gceisteoidh sé / sí?Will he question?
sinn (we)CeisteoimidWe will questionNí cheisteoimidWe will not questionAn gceisteoimid?Will we question?
sibh (you, plural)Ceisteoidh sibhYou will questionNí cheisteoidh sibhYou will not questionAn gceisteoidh sibh?Will you question?
siad (they)Ceisteoidh siadThey will questionNí cheisteoidh siadThey will not questionAn gceisteoidh siad?Will they question?
saorbhriathar (autonomous)CeisteofarNí cheisteofarAn gceisteofar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)CheisteoinnI would questionNí cheisteoinnI would not questionAn gceisteoinn?Would I question?
tú (you)CheisteofáYou would questionNí cheisteofáYou would not questionAn gceisteofá?Would you question?
sé / sí (he / she)Cheisteodh sé / síHe would questionNí cheisteodh sé / síHe would not questionAn gceisteodh sé / sí?Would he question?
sinn (we)CheisteoimisWe would questionNí cheisteoimisWe would not questionAn gceisteoimis?Would we question?
sibh (you, plural)Cheisteodh sibhYou would questionNí cheisteodh sibhYou would not questionAn gceisteodh sibh?Would you question?
siad (they)CheisteoidísThey would questionNí cheisteoidísThey would not questionAn gceisteoidís?Would they question?
saorbhriathar (autonomous)CheisteofaíNí cheisteofaíAn gceisteofaí?

“Ceistigh” in a sentence: Irish examples

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

Cheistigh na gardaí an fear inné.
The guards questioned the man yesterday.
Ceistíonn an múinteoir na daltaí gach maidin.
The teacher questions the pupils every morning.
Ceisteoidh an coiste é amárach.
The committee will question him tomorrow.
Cheisteodh sí gach rud a déarfá.
She would question everything you said.
Níor cheistigh aon duine an cinneadh.
Nobody questioned the decision.
Ar cheistigh siad thú faoin timpiste?
Did they question you about the accident?

Other verbs in Irish

More everyday Irish verbs to learn next.

To question in Irish: frequently asked questions

What is the Irish for to question?

The Irish for to question is ceistigh (pronounced “KESH-tee”). It is a second-conjugation verb; the verbal noun is ceistiú.

What is the verbal noun of ceistigh?

The verbal noun of ceistigh is ceistiú, used after ag for the continuous: ag ceistiú (questioning). The verbal adjective is ceistithe.

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

Past: Cheistigh mé; negative Níor cheistigh mé; question Ar cheistigh mé?. Future: Ceisteoidh mé; negative Ní cheisteoidh mé; question An gceisteoidh mé?.

What is the modh coinníollach of ceistigh?

The conditional (modh coinníollach) first person is Cheisteoinn (I would question); negative Ní cheisteoinn; question An gceisteoinn?.

Does ceistigh have more than one meaning?

Yes. Ceistigh can mean to question or to query, depending on context; the first is the most common.

What is the difference between 'ceistigh' and 'fiafraigh'?

'Fiafraigh' is the ordinary verb for asking a question, as in 'd'fhiafraigh sé díom', while 'ceistigh' means to question or interrogate someone, as in 'cheistigh na gardaí é'.

Does 'ceistigh' take a preposition?

No, the person questioned is the direct object: 'cheistigh sí an buachaill'. The topic follows 'faoi', as in 'cheistigh siad mé faoin airgead'.

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