revenant (n.)youdaoicibaDictYouDict[revenant 词源字典]
"one who returns," especially after a long absence; "a ghost," 1814 (in "Rosanne" by Laetitia Matilda Hawkins), from French revenant (fem. revenante), noun use of present participle of revenir "to return" (see revenue).[revenant etymology, revenant origin, 英语词源]