Bore da - Good Morning
P'nawn da - Good Afternoon
Osgwelwch yn dda - please
Diolch - Thank you
Croeso - Welcome
Sut wyt ti? - How are you?
Dwi'n hapus/drist/flin - I am happy/sad/angry
ydy - yes
Nac ydy - No
Da iawn - Well done
Gret - Great