Good friend.
"Tu amigo" translates to "your friend" in English.
Bom amigo -Um amigo "legal"(slang)
"Hola amigo" translates to "Hello friend" in English.
Bom bom in french is sweet. As for spanish there is no word apart from bomba which means bomb, bomb shell.
My friend
"Esto es mi amigo" translates to "This is my friend" in English.
"Mi amigo se llama" translates to "My friend's name is" in English.
El libro de mi amigo is "my friend's book" in English.
"Mi amigo" in Spanish means "my friend" in English.
tienes un amigo = you have a friend ¿Tienes tú amigo?= Do you have a friend?
"Mi buen amigo" means "my good friend" in English.
Meu bom e abençoado amigo