a. 小精灵的, 淘气的

[ adj ]
usually good-naturedly mischievous
<adj.all>
perpetrated a practical joke with elfin delightelvish tricks

Elves \Elves\, n.; pl. of {Elf}.
※ Elvish \Elv"ish\, a.
1. Pertaining to elves; implike; mischievous; weird; also,
vacant; absent in demeanor. See {Elfish}.

He seemeth elvish by his countenance. --Chaucer.

2. Mysterious; also, foolish. [Obs.]