The story
- Proto-Indo-European*upó
- Proto-Italic*supo
- Latinsub
- Latinsub-
- Englishsub-
- Englishbranch
- English todaysubbranch
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A branch that is itself an offshoot of a branch of something. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.