Most commonly, the answer to that would be "ogre".
The four letter word that means, "I forbid," is veto.veto
Goul ? :)
The four letter word is dawn.
Exit
A four letter word meaning the foundation of something is base.
The word is scam.
Rend is a four letter word that means to tear into pieces. Tear is also a four letter word meaning to pull apart.
aide
Fast
step
papa
asea