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Prosecution in Irish (Ionchúiseamh): Meaning, Pronunciation, Usage

The Irish for prosecution is ionchúiseamh, a masculine noun (plural ionchúisimh). Ag ionchúiseamh is prosecuting, from the verb ionchúisigh.
Updated October 2026Report a mistake

How to say “prosecution” in Irish

Irish:
ionchúiseamh
English:
prosecution
Word type:
noun (verbal noun)
Verbal noun of:
ionchúisigh, to prosecute (ag ionchúiseamh, prosecuting)
Gender:
masculine, first declension
Pronunciation:
“UN-khoo-shuv”  /ˈʊnˠˌxuːʃəw/
Various forms
Plural:
ionchúisimh (prosecutions)
Genitive singular:
ionchúisimh, an ionchúisimh (e.g. cás an ionchúisimh, the case for the prosecution)
Genitive plural:
ionchúiseamh, na n-ionchúiseamh (e.g. líon na n-ionchúiseamh, the number of prosecutions)

What does “ionchúiseamh” mean?

prosecution
The bringing of criminal charges against someone in a court of law; the verbal noun of the verb 'ionchúisigh' (prosecute).Also: prosecuting, indictment, legal proceedings.

“Ionchúiseamh” as a verbal noun

After ag, ionchúiseamh means prosecuting: it is the verbal noun of the verb ionchúisigh (to prosecute). A noun that follows it goes into the genitive.

agat
+
ionchúiseamhverbal noun
=
ag ionchúiseamhprosecuting

“Ionchúiseamh” with the article

The plural of prosecution in Irish is ionchúisimh. Here is ionchúiseamh after the article (an t-alt), in the singular and the plural.

an t-ionchúiseamh
the prosecution
Masculine nouns take t before a vowel after an
na hionchúisimh
the prosecutions
Plural: na adds h before a vowel

“Ionchúiseamh” in a sentence: Irish examples

Common Irish sentences using ionchúiseamh, the Irish word for prosecution.

Tá ionchúiseamh á bheartú ag na Gardaí.
The Gardaí are planning a prosecution.
Theip ar an ionchúiseamh sa chúirt inné.
The prosecution failed in court yesterday.
Bhí fianaise an ionchúisimh an-láidir.
The prosecution's evidence was very strong.
Tháinig méadú ar líon na n-ionchúiseamh i mbliana.
The number of prosecutions increased this year.
Rinneadh dhá ionchúiseamh faoin acht nua.
Two prosecutions were brought under the new act.
Níor tharla aon ionchúiseamh sa chás sin.
There was no prosecution in that case.
Tá sé i mbaol ionchúisimh anois.
He is now at risk of prosecution.

Other nouns in Irish

More everyday Irish nouns to learn next.

Prosecution in Irish: frequently asked questions

What is the Irish for prosecution?

The Irish for prosecution is ionchúiseamh (pronounced “UN-khoo-shuv”). It’s a masculine noun and the plural is ionchúisimh.

How do you pronounce ionchúiseamh in Irish?

Ionchúiseamh is said like “UN-khoo-shuv” (IPA /ˈʊnˠˌxuːʃəw/).

What is the plural of prosecution in Irish?

The plural of ionchúiseamh is ionchúisimh; with the article, na hionchúisimh means “the prosecutions”. The genitive plural is ionchúiseamh, as in líon na n-ionchúiseamh (the number of prosecutions).

Why does ionchúiseamh sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an t-ionchúiseamh (the prosecution), a hionchúiseamh (her prosecution), a n-ionchúiseamh (their prosecution), na hionchúisimh (the prosecutions).

What is the difference between 'ionchúiseamh' and 'cúiseamh'?

'Cúiseamh' means accusing or charging someone, while 'ionchúiseamh' is the formal legal prosecution of the case in court.

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