October

The story

1. Latin · derived from-ber
2. Proto-Indo-European · derived from*oḱtṓw“twice four”
3. Latin · derived fromoctō“eight”
4. Latin · derived fromOctōber“eighth month”
5. Old French · derived fromoctobre
6. English todayOctober

From Middle English, borrowed from Old French octobre, from Latin Octōber (“eighth month”), from Latin octō (“eight”), from Proto-Indo-European *oḱtṓw (“twice four”); + Latin -ber, from -bris, an adjectival suffix; October was the eighth month in the Roman calendar.

Words from the same roots

First known use, by meaning

• from 18th c. A type of ale traditionally brewed in October.