welcome
US /ˈwel.kəm/
UK /ˈwel.kəm/

1.
used as a polite formula to a person arriving or to one to whom something is offered or given
:
•
Welcome to our home!
•
You are welcome to stay as long as you like.
1.
(of a guest or new arrival) gladly received
:
•
The new policy was a welcome change.
•
Any help would be most welcome.
1.
a polite or friendly reception or greeting
:
•
They gave us a warm welcome.
•
We received a grand welcome at the airport.