ac-

ac- · prefix¹

1. Old English · inherited fromāc“oak”
2. English todayac-

From Old English āc (“oak”) (but not part of the etymology of acorn).

ac- · prefix²

1. Latin · derived fromad-“to, toward”
2. Old French · derived froma-
3. Middle English · inherited froma-
4. English todayac-

Assimilated form of ad- before c, k, q. Around 1500 the c was added to some versions of the a- prefix. From Middle English a-, from Old French a-, from Latin ad- (“to, toward”).

ac- · prefix³

1. Old English · derived fromge-
2. English todayac-

Assimilated form of a-. Around 1500 the c was added to some versions of the a- prefix. From a- (“on”), from Old English ge-.

Words from the same roots