สวัสดี = Oi, Olá, Bom dia (Good morning), Boa tarde (Good afternoon), Boa noite (Good night)
ฉันชื่อ = Meu nome é ..... . or Me chamo ....... .
ยินดีที่ได้รู้จัก = Muito prazer. or Prazer.
สบายดีไหม = inf. Tudo bem ? Tudo bom ?
fm. Como vai ? Como esta ?
ฉันดีใจที่คุณมาแลกเปลี่ยนที่นี่ = Adorei que vc fica aqui (I´m glad that you stay here)
Adorei te conhecer. (I´m glad to know you)
Adorei que você esta intercâmbista aqui. (I´m glad that you are exchange student here.)
** The last one I´m not sure abt the last sentence but the above two is sure.
ขอให้โชคดี = Boa sorte !
ลาก่อน = Tchau (Good bye in situation of you will meet him or her again)
Adeus (Not meet again)
Até mais (see you soon)