ointment (n.)youdaoicibaDictYouDict[ointment 词源字典]
late 13c., from Old French oignement "ointment, salve, unguent," from Vulgar Latin *unguimentum, from Latin unguentum (see unguent). The first -t- emerged in Old French from oint, past participle of verb oindre "to anoint."[ointment etymology, ointment origin, 英语词源]