- Swearing and blasphemy: Swearing and blasphemy are considered offensive and are generally avoided in polite company.
- Public nudity: Public nudity is considered indecent and is generally illegal.
- Sexual intimacy in public: Sexual intimacy in public is considered indecent and is generally illegal.
- Discussion of religion and politics: Religion and politics are considered sensitive topics and are often avoided in polite company.
- Criticism of the Irish language: The Irish language is considered a symbol of national identity and criticism of it is generally seen as disrespectful.
- Disrespect for the dead: The dead are highly respected in Ireland and it is considered disrespectful to speak ill of them or to disturb their graves.
- Talking about money: Money is considered a private matter and it is generally considered impolite to discuss it in public.
- Not saying goodbye: It is considered rude to leave without saying goodbye.