¡Jefe!: Way of addressing someone of whom we don’t know the name

Jeta: Face. Mouth. Vulgar expression

Jetón: Person with a big face or mouth

Jetra: Suit (clothing) ("Traje" "al vesre")

Joda: Amusement. Party

Joder: Harm, bother

Joderse: Harm oneself

Jovato: Old man (slang)

Jugarse: Commit oneself, to carry out a risky action

Julepe: Fright, shock