Loco muchacho.
Muchacho loco
To say "crazy boy" in Hawaiian, you can say "keiki ʻaʻo." "Keiki" means child or boy, and "ʻaʻo" can be translated to mean wild or crazy.
Bésame el trasero that's how u say you are crazy about me
loco
You can say "Estoy loco(a)".
You say, "tortuga loca."
¿Eres loco?
Estamos locos
No estoy loco
Me vuelves loco/a.
no demente, desquisiado, son others ways to say crazy.
You could say "Sombrero loco".
"piernas locas"