French améliorer

← French meilleur (mention)

← Old French meillor (derived)

← Old French ameillorer (cognate)

← Old French ameilleurer (mention)

← Latin melior (mention)

→ English ameliorate (mention)

→ Aragonese amillorar (cognate)

→ Asturian ameyorar (cognate)

→ French améliorable (suffix)

→ French améliorateur (suffix)

→ Louisiana Creole French mélioré (inherited)

→ Romanian ameliora (borrowed)