English
alienism
From alien + -ism.
A compound of alien + -ism
Proto-Indo-European *h₂el- ‘beyond, other’
…
Latin alius ‘other’
Latin aliēnus ‘belonging to someone else”, later “exotic,…’
Old French alien
Middle English alien ‘an outsider or foreign person, especially if…’
English alien
Today it means
noun The fact or position of being an alien; alienage.
Language periods are conventional ranges, not dates for this word.
Etymograph / alienism