French isoler

← French isolé (back-formation)

→ Catalan isolar (borrowed)

→ Esperanto izoli (borrowed)

→ French isolation (suffix)

→ French île (mention)

→ French isolement (suffix)

→ French isoloir (suffix)

→ French isolateur (suffix)

→ Polish izolować (borrowed)

→ Portuguese isolado (derived)

→ Romanian izola (borrowed)