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Case in Irish (Tuiseal): Meaning, Pronunciation, Usage

The Irish for case is tuiseal, a masculine noun (plural tuisil).
Updated October 2026Report a mistake

How to say “case” in Irish

Irish:
tuiseal
English:
case
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“TISH-ul”  /ˈt̪ˠɪʃəl̪ˠ/
Various forms
Plural:
tuisil (cases)
Genitive singular:
tuisil, an tuisil (e.g. foirm an tuisil, the form of the case)
Genitive plural:
tuiseal, na dtuiseal (e.g. ainmneacha na dtuiseal, the names of the cases)

What does “tuiseal” mean?

case
A grammatical form of a noun, pronoun or adjective that shows its role in the sentence, such as the genitive or vocative.Also: grammatical case, declension case.

Other Irish words for case: cás (case), cás (case)

“Tuiseal” with the article

The plural of case in Irish is tuisil. Here is tuiseal after the article (an t-alt), in the singular and the plural.

an tuiseal
the case
No change after an
na tuisil
the cases
Plural: no change after na

“Tuiseal” in a sentence: Irish examples

Common Irish sentences using tuiseal, the Irish word for case.

Tá ceithre thuiseal ag ainmfhocail sa Ghaeilge.
Nouns in Irish have four cases.
Cuir an focal sa tuiseal ginideach.
Put the word in the genitive case.
Níl an tuiseal tabharthach coitianta sa chaint anois.
The dative case is not common in speech now.
Is deacair liom foirmeacha an tuisil ghinidigh.
I find the genitive case forms difficult.
D'fhoghlaimíomar na tuisil ar scoil inniu.
We learned the cases at school today.
Úsáidtear an tuiseal gairmeach nuair a labhraítear le duine.
The vocative case is used when addressing someone.
Cén tuiseal atá ar an bhfocal seo?
What case is this word in?

Other nouns in Irish

More everyday Irish nouns to learn next.

Case in Irish: frequently asked questions

What is the Irish for case?

The Irish for case is tuiseal (pronounced “TISH-ul”). It’s a masculine noun and the plural is tuisil.

How do you pronounce tuiseal in Irish?

Tuiseal is said like “TISH-ul” (IPA /ˈt̪ˠɪʃəl̪ˠ/).

What is the plural of case in Irish?

The plural of tuiseal is tuisil; with the article, na tuisil means “the cases”. The genitive plural is tuiseal, as in ainmneacha na dtuiseal (the names of the cases).

Why does tuiseal change to thuiseal or dtuiseal?

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

Is 'tuiseal' the same as 'tuisle'?

No. 'Tuiseal' is the grammar term for a case, while 'tuisle' means a stumble or trip, though older texts sometimes mix the spellings.

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