elfin

(s) suggestive of an elf in strangeness and otherworldliness
- thunderbolts quivered with elfin flares of heat lightning
- "the fey quality was there, the ability to see the moon at midday"- John Mason Brown
fey,
(s) small and delicate
- she was an elfin creature--graceful and delicate
- obsessed by things elfin and small
elflike,
(a) relating to or made or done by or as if by an elf
- elfin bells
- all the little creatures joined in the elfin dance
(s) usually good-naturedly mischievous
- perpetrated a practical joke with elfin delight
- elvish tricks
elfish, elvish,

fey elflike elfish elvish