Where does “radicalism” come from?

Radicalism is derived from English radical, which combines Latin radix meaning root with the Latin suffix -alis, ultimately from Proto-Indo-European wréh₂ds.

radicalism (English): Any of various radical social or political...

Definitions

  1. Any of various radical social or political...

Ancestry of “radicalism”, step by step

radicalism traces back through two separate lines of ancestry.

via French radicalisme

StepLanguageWordMeaning
1Frenchradicalismeradicalism
2French-ïsme-ism, variant of -isme following vowels
3Latin-ismaAlternative form of -ismus; -ism
4Latin-ismus-ism
5Ancient Greek-ισμόςForms abstract nouns
6Ancient Greek-μόςForms abstract nouns
7Proto-Indo-European-mósCreates action/result nouns from verb stems

via English radical

StepLanguageWordMeaning
1EnglishradicalFavoring fundamental change, or change at the...
2Frenchradicalradical; radical, root
3Late Latinradicalisof or pertaining to the root, having roots,...
4Latinrādīxroot of a plant
5Proto-Italicwrādīksroot
6Proto-Indo-Europeanwréh₂dsroot

Words derived from “radicalism

Every word from Proto-Indo-European -mós