with you singular
with himself with herself with you formal
with you plural
Ela mora comigo.
She lives with me.
Ele quer ficar contigo.
He wants to stay with you.
Ele mantém seus pertences consigo.
He keeps his belongings with him.
Você quer jantar conosco?
Would you like to have dinner with us?
Eu quero sair e beber convosco.
I would like to go out and drink with you.