Irish, or Gaeilge, is the official language of Ireland. Irish is one of the three modern Goidelic languages; the other two are Scottish Gaelic (Gàidhlig) and Manx (Gaelg). 

Here are some popular Irish phrases and words along with their pronunciation.

How to say, Happy St. Patrick's Day to you! in Irish:
Lá fhéile Pádraig sona dhuit!
Pronunciation: lah leh PAH-drig SUN-uh gwitch


How to say, St. Patrick’s Day blessings to you! in Irish:
Beannachtaí na Féile Pádraig dhuit!
Pronunciation: BAN-ukh-tee nuh FAY-leh PAH-drig gwitch.

How to say the traditional drinking toast in Irish:
Sláinte!
This toast essentially is the same as saying cheers, but more literally translates to heath.
Pronunciation: slawn-cheh.
 
How to say, Ireland Forever! in Irish:
Éire go Brách!
Pronunciation: Ay-reh guh brawkh.
 
How to ask, Where will you be wetting the shamrock? in Irish:
Cá mbeidh tú ag fliuchadh na seamróige?
To wet the shamrock means to go for a drink.
Pronunciation: Caw meg too egg flyuh-ka nah sham-roh-ih-geh.
 
How to say, A pint of Guinness, please. in Irish:
Píonta Guinness, le do thoil.
Pronunciation: Pyun-tah Guinness, leh duh huh-il.

How to say whiskey in Irish:
Uisce beatha
Literally means, water of life.
Pronunciation: ish-keh byah-ha.

How to say shamrock in Irish:
Seamróg.
Means little clover or young clover.
Pronunciation: sham-rogue.

How to say, The luck of the Irish. in Irish:
Ádh na nÉireannach.
Pronunciation: Awe nah Nay-ron-okh.
 
How to say, Kiss my arse. in Irish:
Póg mo thóin.
Pronunciation: pog ma hon.
 
How to say in Irish, Kiss me, I'm Irish!
Tabhair póg dom, táim Éireannach!
Pronunciation: Tower pogue dum, toim Aye-ron-okh.

How to say welcome in Irish:
Fáilte.
Pronunciation: fawl-cha.
 
How to say hello in Irish:
Dia dhuit.
Literally means, God be with you.
Pronunciation: dia duitch.

How to ask in Irish, How are you?
Conas a tá tú?
Pronunciation: cone-us aw tah too?

How to say goodbye in Irish:
Slán leat.
Literally means, health or safety with you.
Pronunciation: slawn lat


How to ask, Are you crazy? in Irish:
An bhfuil tú ceart go leor í do ceann?
Literally means, Are you alright in the head?"
Pronunciation: An wheel tu cart go lore ee ju cown.

How to say a fun or entertaining time in Irish:
Craic
Pronunciation: crack

How to ask, Could you say that in English please? in Irish:
As Béarla led thoil?
Pronunciation: oss bayr-lah ledh hell?
 
How to say, Please speak a little more slowly. in Irish:
Níos moille led thoil
Pronunciation: kneess mwell-eh ledh hell.

How to ask, Could you repeat that? in Irish:
Arís?
Literally, again?
Pronunciation: ah-reesh?
 
How to say, I don't understand you. in Irish:
Ní thuigim thú.
Pronunciation: knee hig-im hoo.
 
How to say, I don't speak Irish. in Irish:
Níl Gaeilge agam.
literally, I don't have Irish.
Pronunciation: kneel gway-il-geh ah-gum.