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Questioner in Irish (Ceistitheoir): Meaning, Pronunciation, Usage

The Irish for questioner is ceistitheoir, a masculine noun (plural ceistitheoirí).
Updated October 2026Report a mistake

How to say “questioner” in Irish

Irish:
ceistitheoir
English:
questioner
Word type:
noun
Gender:
masculine, third declension
Pronunciation:
“KESH-tih-hore”  /ˈcɛʃtʲɪhoːɾʲ/
Various forms
Plural:
ceistitheoirí (questioners)
Genitive singular:
ceistitheora, an cheistitheora (e.g. ceist an cheistitheora, the questioner's question)
Genitive plural:
ceistitheoirí, na gceistitheoirí (e.g. painéal na gceistitheoirí, the panel of questioners)

What does “ceistitheoir” mean?

questioner
A person who asks questions, for example an interviewer or someone conducting a quiz or an interrogation.Also: interrogator, quizmaster, examiner.

Other Irish words for questioner: agallóir (interviewer)

“Ceistitheoir” with the article

The plural of questioner in Irish is ceistitheoirí. Here is ceistitheoir after the article (an t-alt), in the singular and the plural.

an ceistitheoir
the questioner
No change after an
na ceistitheoirí
the questioners
Plural: no change after na

“Ceistitheoir” in a sentence: Irish examples

Common Irish sentences using ceistitheoir, the Irish word for questioner.

Bhí an ceistitheoir an-chairdiúil liom.
The questioner was very friendly to me.
Is ceistitheoir maith í ar an raidió.
She is a good questioner on the radio.
Níor thuig mé ceist an cheistitheora.
I didn't understand the questioner's question.
Bhí triúr ceistitheoirí ag an agallamh.
There were three questioners at the interview.
D'fhreagair sé na ceistitheoirí go múinte.
He answered the questioners politely.
Ba é m'athair an ceistitheoir ag tráth na gceist.
My father was the quizmaster at the quiz.
Thug an ceistitheoir am dom smaoineamh.
The questioner gave me time to think.

Other nouns in Irish

More everyday Irish nouns to learn next.

Questioner in Irish: frequently asked questions

What is the Irish for questioner?

The Irish for questioner is ceistitheoir (pronounced “KESH-tih-hore”). It’s a masculine noun and the plural is ceistitheoirí.

How do you pronounce ceistitheoir in Irish?

Ceistitheoir is said like “KESH-tih-hore” (IPA /ˈcɛʃtʲɪhoːɾʲ/).

What is the plural of questioner in Irish?

The plural of ceistitheoir is ceistitheoirí; with the article, na ceistitheoirí means “the questioners”. The genitive plural is ceistitheoirí, as in painéal na gceistitheoirí (the panel of questioners).

Why does ceistitheoir change to cheistitheoir or gceistitheoir?

Irish changes the start of some words after certain words. After mo (my) ceistitheoir becomes mo cheistitheoir (lenition), and after ár (our) or i (in) it becomes ár gceistitheoir (eclipsis).

How is 'ceistitheoir' different from 'agallóir'?

'Ceistitheoir' is anyone who asks questions, including a quizmaster or interrogator, while 'agallóir' specifically means an interviewer.

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