This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The characteristic of being nervy.

"When his fame arrived – appearances on The Brains Trust, a BBC documentary, the film of Lord of the Flies at the Cannes film festival with a party on a boat, of all things, and of course a sudden relaxation of the customary nerviness about money – we weren't surprised at all."