Quote Originally Posted by CamelCody View Post
So, being a beginner Gaelic speaker, I've run into this Leibh/leat thing quite a few times. An example would be the phrase goodbye. Apparently it can be said 'Mar sin leibh' or 'Mar sin leat'. So what's the difference between leibh and leat? As a French speaker I assume it's kind of like the difference between 'Bon' (good) and 'bien' (well). Any thoughts?
I am a beginner too with Gaelic, but my understanding leibh is plural or formal, leat is singular/informal.

Tapadh leibh = thank you to someone older, more senior, or a group of people.
Tapadh leat = thank you to a peer or children, in the singular.

Similar to vous et/ nous son in French.