French -aud

← Middle French -aud (inherited)

← Old French -alt (inherited)

← Old French -ault (mention)

← Old French -aud (mention)

← Proto-Germanic *waldaz (derived)

← Proto-Germanic *waldą (mention)

← Proto-West Germanic *wald (mention)

← Proto-Indo-European *h₂welh₁- (root)

← Proto-Indo-European *h₂welh₁- (derived)

→ French salaud (affix)