English
fiendom
From fiend + -dom.
Formed from fiend + -dom
Proto-Indo-European *peh₁- ‘to hate’
Proto-Germanic *fijandz ‘enemy, fiend’
Proto-West Germanic *fijand
Old English fēond ‘enemy’
Middle English fend ‘enemy’
English fiend
Today it means
noun The state, sphere, realm, or world of fiends; fiends, collectively.
Language periods are conventional ranges, not dates for this word.
Etymograph / fiendom