Here are some other ways to greet someone in Portuguese, depending on the context:
* "Bom dia" (bohn DEE-ah) - Good morning (used until noon)
* "Boa tarde" (bo-ah TAR-d-ee) - Good afternoon (used from noon until sunset)
* "Boa noite" (bo-ah NOY-t-ee) - Good evening/night (used after sunset)
* "Tudo bem?" (TOO-doo bem) - How are you? (a more informal greeting)
* "Como vai?" (KOH-moh VAI) - How are you? (a more formal greeting)
The best way to greet someone in Portuguese will depend on the time of day, your relationship with the person, and the formality of the situation.