HeyRua Get the app

Deputy prime minister in Irish (Tánaiste): Meaning, Pronunciation, Usage

‘tánaiste’ also means: tanist · second-in-command

The Irish for deputy prime minister is tánaiste, a masculine noun (plural tánaistí).
Updated October 2026Report a mistake

How to say “deputy prime minister” in Irish

Irish:
tánaiste
English:
deputy prime minister, tanist, second-in-command
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“TAW-nish-tyuh”  /ˈt̪ˠɑːn̪ˠəʃtʲə/
Various forms
Plural:
tánaistí (deputy prime ministers)
Genitive singular:
tánaiste, an tánaiste (e.g. oifig an Tánaiste, the Tánaiste's office)
Genitive plural:
tánaistí, na dtánaistí (e.g. liosta na dtánaistí, the list of Tánaistí)

What does “tánaiste” mean?

“Tánaiste” has three alternative meanings. The most common comes first.

deputy prime minister
The Tánaiste is the deputy head of the Irish government, second to the Taoiseach.Also: tanaiste, deputy head of government.
2 other meanings: tanist or second-in-command
2tanist
In the old Gaelic system, the tanist was the chosen heir and successor of a chief or king.Also: heir presumptive, successor.
3second-in-command
A person or thing that is second in rank or next in order.Also: second in rank, deputy.

“Tánaiste” with the article

The plural of deputy prime minister in Irish is tánaistí. Here is tánaiste after the article (an t-alt), in the singular and the plural.

an tánaiste
the deputy prime minister
No change after an
na tánaistí
the deputy prime ministers
Plural: no change after na

“Tánaiste” in a sentence: Irish examples

Common Irish sentences using tánaiste, the Irish word for deputy prime minister.

Labhair an Tánaiste sa Dáil inniu.
The Tánaiste spoke in the Dáil today.
Ceapadh ina Tánaiste í anuraidh.
She was appointed Tánaiste last year.
Bhí preasráiteas ó oifig an Tánaiste ar maidin.
There was a press statement from the Tánaiste's office this morning.
Tá an Taoiseach agus an Tánaiste ag cruinniú.
The Taoiseach and the Tánaiste are at a meeting.
Bhí roinnt Tánaistí éagsúla againn le blianta beaga.
We have had several different Tánaistí in recent years.

Other nouns in Irish

More everyday Irish nouns to learn next.

Deputy prime minister in Irish: frequently asked questions

What is the Irish for deputy prime minister?

The Irish for deputy prime minister is tánaiste (pronounced “TAW-nish-tyuh”). It’s a masculine noun and the plural is tánaistí. Depending on context it can also mean tanist or second-in-command.

How do you pronounce tánaiste in Irish?

Tánaiste is said like “TAW-nish-tyuh” (IPA /ˈt̪ˠɑːn̪ˠəʃtʲə/).

What is the plural of deputy prime minister in Irish?

The plural of tánaiste is tánaistí; with the article, na tánaistí means “the deputy prime ministers”. The genitive plural is tánaistí, as in liosta na dtánaistí (the list of Tánaistí).

Does tánaiste have more than one meaning?

Yes. Tánaiste can mean deputy prime minister, tanist or second-in-command, depending on context; the first is the most common.

Why does tánaiste change to thánaiste or dtánaiste?

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

What is the difference between Taoiseach and Tánaiste?

An Taoiseach is the head of the Irish government, while an Tánaiste is the deputy, second in rank to the Taoiseach.

Is Tánaiste written with a capital letter?

Yes, when it refers to the government office, as in an Tánaiste, it is capitalised; the historical sense tánaiste (tanist) is usually lowercase.

Learn Irish by
actually speaking it

Learn everyday Irish words like tánaiste through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen