Old English āc

→ English oak (inherited)

→ English Acton (derived)

→ English ac- (inherited)

→ English Aighton (inherited)

→ English Ogden (inherited)

→ English Sharrock (mention)

→ English Ackley (derived)

→ English Ackford (derived)

→ Old English æcen (suffix)

→ Middle English ook (inherited)

→ Old High German eih (cognate)

→ Marshallese uuk (derived)

→ Scots aik (inherited)

→ Swedish eka (mention)