The story
- Proto-Indo-European*ud-s-?
- Proto-Indo-European*h₂u-s-?
- Proto-Germanic*uz-
- Proto-West Germanic*uʀ-
- Old Englishar-
- Old Englishā-
- Middle Englisha-
- Englisha-
- Middle Englishrousen
- Englishrouse
- English todayarouse
Etymology from Wiktionary, CC BY-SA 4.0.