Abajo.
"abajo"You would say "abajo".
"Abajo" means "down" in Spanish. "Pabajo" is a colloquial variation of "abajo" used in some Spanish-speaking regions.
It can mean different things in different contexts, but generally it means either under or down.
Abajo.
abajo
halar hacia abajo
Río abajo río means River down river. Río means river, abajo is down.
mi mama esta abajo.
Maneja abajo de la costa.
clasifica la lista abajo
"Vete abajo" or "agachate" depending on the situation.