The story
- Proto-Indo-European*ǵenh₁-
- Proto-Indo-European*ǵénh₁os
- Proto-Italic*genos
- Latingenus
- Latingenerō
- Latingenerātiō
- Old Frenchgeneracion
- Latingenerātiō
- Middle Englishgeneracioun
- Englishgeneration
- English todaygenerationism
From generation + -ism.
Etymology from Wiktionary, CC BY-SA 4.0.