Güey

dude, man

ˈw̝ e i → güey
interjection Rare #56,218
dude, man Very informal Mexican Spanish; it can sound rude depending on context.
SP: Oye, güey, ¿vienes conmigo?
EN: Hey, dude, are you coming with me?

¡Güey!

Dude!

— Rudo y Cursi (2008)

Sounds similar to