The story
- Proto-Indo-European*h₂ewg-
- Proto-Indo-European*h₂owg-éye-ti
- Proto-Italic*augejō
- Proto-Italic*augeō
- Latinaugeō
- Latinauctor
- Latinauctōrizō
- Old Frenchauctorisier
- Middle Englishauctorisen
- Englishauthorize
- English todayauthorization
Etymology from Wiktionary, CC BY-SA 4.0.