The term 'evil spirit' can refer to a variety of supernatural creatures, such as demons, daemons, fiends, incubi, ghouls, bogies, devils, imps, and goblins. Demons are malevolent spirits that are often associated with chaos and destruction. Daemons are similar to demons, but are usually seen as benevolent or neutral forces. Fiends are evil spirits that are often associated with the underworld. Incubi are male demons that are said to seduce women in their sleep. Ghouls are evil spirits that are said to haunt graveyards and consume human flesh. Bogies are mischievous spirits that are said to haunt dark places. Devils are powerful, malevolent spirits that are often associated with the Christian religion. Imps are small, mischievous demons that are said to cause trouble. Bogies are similar to imps, but are usually seen as more dangerous. Goblins are small, mischievous creatures that are said to haunt forests and caves.