sagacious

sagacious \suh-GAY-shus\, adjective:
Of keen penetration and judgment; discerning and judicious; knowing; shrewd; wise.

Bonbon the Retarded Infant Monkey is not what one would call... the most sagacious.
Ahh, very sagacious indeed. I guess that's why YOU'RE wearing the wizard's cloak.
Rodriguo was a bit TOO sagacious for his own good.
But you're not STUPID either. I'd say you're semi-sagacious.
When YOU'RE sagacious, YOU can sit on this mountain-top. Okay, asshole?!
If you really were sagacious, as you so claim, you'd know that the noun form of "sagacious" is both "sagacity" AND "sagaciousness"!