Where does “demonianism” come from?

demonianism (English) comes from English ism, from English -ism, from Latin -ismus, from Ancient Greek -ισμός, from Ancient Greek -μός, from Proto-Indo-European -mós — Creates action/result nouns from verb stems.

demonianism (English): Possession by a demon or demons

Definitions

  1. Possession by a demon or demons

Ancestry of “demonianism”, step by step

demonianism traces back through two separate lines of ancestry.

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems

via English demonian

StepLanguageWordMeaning
1EnglishdemonianRelating to, or having the nature of, a demon
2Latindaemoniumdemon; genitive plural of daemon
3Ancient Greekδαιμόνιονthe divine Power, the Deity, the Divinity; an...
4Ancient Greekδαιμόνῐοςextraordinary, divine
Every word from Proto-Indo-European -mósEvery word from English -ismEvery word from English ism