gad i ni...
gad i ni fynd* : let's go
gad i ni ganu* : let's sing
gad i ni siarad am rywbeth arall : let's talk about something else
* from mynd (go) / canu (sing): gad i ni causes soft mutation
gadewch i ni... if addressing more than one person, or showing polite respect
gadewch i ni siarad Cymraeg : let's speak Welsh
gadewch i ni fod yn glir : let's be clear
"You are Welsh" = Rwyt ti'n Gymreig
'Our Friends' in Welsh is 'Ffrindiau Ni' :)
To say "your house" in Welsh, you would say "eich tŷ".
Cymraeg
No in Welsh is dim.
"y diwedd" is how you say it in Welsh language.
In Welsh, you would say "Rwy'n cytuno" to say "I agree."
Draig Gymreig
You can say "it's nice" in Welsh as "mae'n braf."
in welsh its 'mae croeso'
Teisen gri
"Lion" in Welsh is "llew."