Droll

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early 17th century (as an adjective): from French drôle, perhaps from Middle Dutch drolle ‘imp, goblin’.

wiktionary

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From French drôle(“comical, odd, funny”), from drôle(“buffoon”) from Middle French drolle(“a merry fellow, pleasant rascal”) from Old French drolle(“one who lives luxuriously”), from Middle Dutch drol(“fat little man, goblin”) from Old Norse troll(“giant, troll”) (compare Middle High German trolle(“clown”)), from Proto-Germanic *truzlą(“creature which walks clumsily”), from *truzlaną(“to walk with short steps”). Doublet of troll.

etymonline

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droll (adj.)

"waggish, deliberately facetious, comical," 1620s, from French drôle "odd, comical, funny" (1580s), in French a noun, drolle, draule, meaning "a merry fellow, buffoon," possibly from Middle Dutch drol "fat little fellow, goblin," or Middle High German trolle "clown," ultimately from Old Norse troll "giant, troll" (see troll (n.)). Related: Drolly; drollish.