"Pórtate bien" means behave yourself.
"Estar bien." means to be good. (You should conjugate that before using it in a sentence)
I would say, compórtate. You could probably say comportate bien.
"Bueno" means good in Spanish.
In Spanish, you would say "buenos días, señorita" to say "good morning, miss".
To say "You are good" in spanish you say: eres bueno
bueno is good in Spanish.
"Good morning" in Spanish is "buenos días".
"Real good" is "bueno verdadero" in Spanish
No muy buena is the best way to say "not very good" in Spanish.
buneo
.
Bien.
¿estoy muy bien y tu?
"Bueno" means "good" in Spanish. Applied as an adjective for a feminine object, it is "buena".