The story
- Proto-Indo-European*h₂eǵ-
- Proto-Indo-European*h₂éǵeti
- Proto-Italic*agō
- Latinagō
- Latinagēns
- Medieval Latinagēntia
- English todayagency
From Medieval Latin agentia, from Latin agēns (present participle of agere (“to act”)), agentis (cognate with French agence, see also agent).
Words from the same roots
Etymology from Wiktionary, CC BY-SA 4.0.