efface (v.)youdaoicibaDictYouDict[efface 词源字典]
"to erase or obliterate," especially something written or carved, late 15c., from Middle French effacer, from Old French esfacier (12c.) "to wipe out, destroy," literally "to remove the face," from es- "out" (see ex-) + face "appearance," from Latin facies "face" (see face (n.)). Related: Effaced; effacing. Compare deface.[efface etymology, efface origin, 英语词源]