Elfin
Part of speech: adjective
Definition: Relating to or resembling an elf, especially in its tiny size or features.
Fey
Part of speech: adjective
Definition: Magical or fairylike.Strange or otherworldly.Spellbound.Doomed to die.
Elfin as an adjective is relating to or resembling an elf, especially in its tiny size or features. while Fey as an adjective is magical or fairylike.
Part of speech: adjective
Definition: Relating to or resembling an elf, especially in its tiny size or features.
Part of speech: adjective
Definition: Magical or fairylike.Strange or otherworldly.Spellbound.Doomed to die.
We hope you now know whether to use Elfin or Fey in your sentence.