goodbye
US /ɡʊdˈbaɪ/
UK /ɡʊdˈbaɪ/

1.
adeus, tchau
used to express good wishes when parting or at the end of a conversation
:
•
She waved and said, "Goodbye!"
Ela acenou e disse: "Adeus!"
•
It was hard to say goodbye to my friends.
Foi difícil dizer adeus aos meus amigos.