Where does “bastardism” come from?

bastardism (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.

bastardism (English): The condition of being born out of wedlock;...

Definitions

  1. The condition of being born out of wedlock;...

Ancestry of “bastardism”, step by step

bastardism 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 bastard

StepLanguageWordMeaning
1EnglishbastardA person who was born out of wedlock, and hence...
2Middle Englishbastardan illegitimate child, especially a noble one; a...
3Old Frenchbastardbastard person conceived to unmarried parents
4Medieval Latinbastardusillegitimate child
5Proto-Germanicbanstuzbond, tie
6Proto-Indo-Europeanbʰendʰ-to bind; bond
Every word from Proto-Indo-European -mósEvery word from English -ismEvery word from English ism