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

• Lexulous
• Wordscraper
• Wordosaur

n. Plural form of excellence.

"But when to his natural excellences were added the romance that linked with his name and the enormous wealth that was his, practically every free woman he encountered measured him with an appraising and delighted eye, to say nothing of more than one woman who was not free."

shortcoming    failing    frailty    idiosyncrasy    foible