Where does “Iscariotism” come from?

Iscariotism (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.

Iscariotism (English): The behaviour of a traitor; betrayal

Definitions

  1. The behaviour of a traitor; betrayal

Ancestry of “Iscariotism”, step by step

Iscariotism 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 Iscariot

StepLanguageWordMeaning
1EnglishIscariotA traitor
2Ancient GreekἸσκαριώτηςIscariot, a byname of the biblical Judas, one of the apostles of Jesus of Nazareth in the gospels of the Christian Bible
3Latinsīcāriusassassin, contract killer, murderer
4Latin-āriuser
5Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Indo-European -mósEvery word from English -ismEvery word from English ism