I miss you - Sentir saudades (longing) sentir falta = (You are lacking to me).
I missed you - Perdi (contact) você.
You can say "sinto sua falta" in Brazilian Portuguese to mean "I miss you."
Saudades de você
Sinto muito sua falta.
To say "I love you" to a male friend in Brazilian Portuguese, you would say "Eu te amo." To say "I miss you," you would say "Sinto sua falta."
Perdi você um pouco mais.
"Grande" is how you say big in Brazilian Portuguese.
you say tchau
You would say "Eu sou brasileiro" in Brazilian Portuguese.
How are you in portuguese(brazilian) is "Como vai você?"
To say "my name" in Brazilian Portuguese, you can say "meu nome."
"Olá" is how you say hello in Brazilian Portuguese.
"Beijos" is how you say "kisses" in Brazilian Portuguese.