What Is the Difference Between Demons, Fallen Angels, Nephilim, and Other Members of the Enemy’s Army?

Are demons, or devils as they are called in the King James Version, the same as fallen angels? What are Nephilim? Is there more members of Satan’s army than we know about from what we learn at church? First lets look at what a fallen angel is. A fallen angel is an angel that was previously part of the hosts of the Lord but followed Satan in rebellion against God. They have sinned or fallen from grace. On judgment day they have a spot reserved in the lake of fire with Satan who is technically also a fallen angel as…