形容詞 elfin:

1. suggestive of an elf in strangeness and otherworldliness- John Mason Brown
   同義詞：fey
2. small and delicate
   同義詞：elflike
3. relating to or made or done by or as if by an elf
4. usually good-naturedly mischievous
   同義詞：elfish, elvish

elf.in

adj.（形容詞）

Relating to or suggestive of an elf.
小精靈的：小精靈的或暗指小精靈的
Made, done, or produced by an elf.
小精靈所做、所為或所產(chǎn)的
Small and sprightly; mischievous.
小巧的：小而有生氣的；惡作劇的
Having a magical quality or charm; fairylike:
有魔力或吸引力的；小妖精似的：
例句：
moved across the dimly lit stage with elfin grace.
以妖里妖氣的步態(tài)穿過昏暗的舞臺

來源：
Probably from Middle English elvene [pl. of] elve [elf]
可能源自 中古英語 elvene [] elve的復數(shù) [小精靈]
from Old English -elfen
源自 古英語 -elfen
as in wuduelfen [dryad] * see albho-
如在 wuduelfen [林中仙女，樹精] *參見 albho-