"vous êtes un salaud" means "you are a bast*rd" in French.
"vous êtes un crétin" means "you are a blockhead" in French.
I wish you a good 'I love you'
did you got a condom?
C'est un plaisir de vous rencontrer.
Est-ce que vous avez un bon niveau en français?
you are a spaniard
oui, vous êtes un menteur = yes, you are a liar
Your french sentence is not correct and means nothing.
Like you, is a terrible childex. "Cette fille, comme vous, etes un enfant terrible" means "This girl, like you, is a terrible child"
vous etes un bon professeur (you are a good teacher) or vous etes un professeur fantastique (you are a fantastic teacher)
you are a well-dressed gentleman
vous etes un jeune homme fou
vous etes un femme douce
It means== vous [you] etes [are] un [a or one] mauvais [bad] garcon [boy] You are a [or] one bad boy.
Similarly as you would in English actually: "Vous etes un salaude"
Vous etes un grande douluer means you are a big pain.
"vous êtes un très mauvais ami" means you are a very bad friend ; do not write 'vous etes un ami très mauvais' before ami, unless you want this to read 'you are a friend very bad'