Informally - "WAZZZ UP BRO" or formally - "Welcome"
Either "You are not welcome" or "Your welcome" depending on the situation.
You can say "Welcome to the party!" or "Thank you for joining us!" to greet guests as they arrive.
You can say either one, but the more common phrase is "thank you for making us feel so welcome."
we say "you're welcome" to indicate that helping you had caused us no trouble so you don't have to feel you owe us something. The same rationale goes for "no problem"
Bienvenidos a los Estados Unidos
you say welcome aboard I don't know why but that seems to be the case
hoan nghênh các Hoa Kỳ
How do you say you’re welcome in Apache
you are welcome
"Welcome to our church! We are delighted to have you join us for our service. Please let us know if you have any questions or if there is anything we can do to make your visit more comfortable."
To say "welcome" in Tlingit, you can say "Yak'éi."
In Berber, you can say "Tanmirt" to say "you are welcome."