Hello...we are about to have an expansion to our family...how do you say in gaeilge...
grandmother...aunt...uncle....thank you in advance....as family passes and we move away from our birthplaces....questions arise as to weither ...nanna...is correct or was that just my personal experience....etc.

Nana, Neain (Nan), Mamó are all fine for Granny, Nana etc. I call my grandmother Nana.

Aintín and uncail are aunt and uncle, surprise surprise