French soin

← English sooth (link)

← Middle French soin (inherited)

← Old French soing (inherited)

← Proto-Germanic *sunjō (derived)

← Proto-Germanic *sunþijō (mention)

← Old High German sunna (cognate)

← Old High German sunne (mention)

← Gothic 𐍃𐌿𐌽𐌾𐌰 (cognate)

← Proto-Indo-European *h₁sónts (derived)

← Proto-Indo-European *h₁es- (mention)

← Old Norse syn (cognate)

→ French soigner (mention)

→ Haitian Creole swen (derived)