Sylph

n.	1.	An imaginary being inhabiting the air; a fairy.
	2.	Fig.: A slender, graceful woman.
	3.	(Zool.) Any one of several species of very brilliant South American humming birds, having a very long and deeply-forked tail; as, the blue-tailed sylph (Cynanthus cyanurus).

Noun	1.	sylph - a slender graceful young woman
	2.	sylph - an elemental being believed to inhabit the air

Ariel, Befind, Corrigan, Finnbeara, Mab, Oberon, Titania, banshee, brownie, cluricaune, dwarf, elemental, elemental spirit, elf, fairy, fairy queen, fay, gnome, goblin, gremlin, hob, imp, kobold, leprechaun, ouphe, peri, pixie, pooka, puca, pwca, salamander, sprite, sylphid, undine