Old French oisel

← Latin avis (inherited)

→ French oiseau (inherited)

→ French oie (mention)

→ French oisillon (mention)

→ French oiseleur (inherited)

→ Middle French oizeau (derived)

→ Norman weze (inherited)

→ Norman ouaîsé (inherited)

→ Norman ouésé (inherited)

→ Norman ouaîthé (inherited)

→ Gallo ouézai (inherited)

→ Walloon oujhea (inherited)