Where does “extinctionism” come from?

extinctionism (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.

extinctionism (English): The belief that only the extinction of humanity...

Definitions

  1. The belief that only the extinction of humanity...

Ancestry of “extinctionism”, step by step

extinctionism 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 extinction

StepLanguageWordMeaning
1EnglishextinctionThe action of making or becoming extinct;...
2LatinextinctioAlternative form of exstinctiō; extinction,...
3Latinextingueresecond-person singular future passive indicative...
4LatinextinguoI quench, extinguish, kill
5LatinstinguoI put out, extinguish
6Proto-Italic*stengʷōto push
Every word from Proto-Indo-European -mósEvery word from English -ismEvery word from English ism