The Collaborative International Dictionary
Charmingness
Charming \Charm"ing\, a. Pleasing the mind or senses in a high degree; delighting; fascinating; attractive.
How charming is divine philosophy.
--Milton.
Syn: Syn. - Enchanting; bewitching; captivating; enrapturing; alluring; fascinating; delightful; pleasurable; graceful; lovely; amiable; pleasing; winning. -- Charm"ing*ly, adv. -- Charm"ing*ness, n.
Wiktionary
charmingness
n. The state or quality of being charming.