Naw (pronounced 'NOW')
Nain (pronounced 'nine') is the north Welsh name for 'grandmother'.
In Welsh, "nine" is said as "naw".
nain is pronounced like "nine"
Pedwar-deg naw
To say "I am nine years old" in Welsh, you would say "Rwy'n naw oed."
Naw (sounds like English 'now')
In South Wales, mam-gu; in North Wales. nain.
No. The official language of Ghana is of course English. A total of 78 other languages are used in the country, including nine 'official' ones, but Welsh is not one of them.
In North Wales "Nain" pronounced like 'nine';in South Wales "Mam-gu" (pronounced 'mam-gee', g as in 'go')
In North Wales nain ('nine') and taid('tide');in South Wales mam-gu (mamgee) and tad-cu(tad-kee).
If nanna means 'grandmother' it's mam-gu [mam-gee] in south Wales and nain ['nine'] in north Wales.
I know for a fact that people in Wales are called Welsh.