The story
- Proto-Indo-European*upó
- Proto-Italic*supo
- Latinsub
- Latinsub-
- Englishsub-
- Proto-Indo-European*h₂éd
- Proto-Italic*ad
- Proto-Italic*ad-
- Latinad-
- Proto-Indo-European*gleyH-
- Proto-Indo-European*glóh₁ytn̥
- Proto-Italic*gloiten
- Latinglūten
- Latinglūtinō
- Latinagglūtinō
- Latinagglūtinātu
- Englishagglutinating
- English todaysubagglutinating
From sub- + agglutinating.
Etymology from Wiktionary, CC BY-SA 4.0.