The enjoyableness of an afternoon at the beach.    From Wordnet, Princeton University. 

Adjective : a very enjoyable film.    From Dictionary.com. 

To always finding the enjoyableness in my activities.    From Wordnik.com.  [HOLLYWOOD INSIDER: Jeff Goldblum Teases the New Season of Law & Order: Criminal Intent, Talks Acting and Takes Detours!] Reference

All good is so named for its enjoyableness or blessedness.    From Wordnik.com.  [Angelic Wisdom about Divine Providence] Reference

Every one was crying "Good-bye" or "Good night!" and assuring Mrs. Vance and Henrietta of the enjoyableness of the occasion.    From Wordnik.com.  [Vandover and the Brute] Reference

Only those travellers who have experienced the intense overpowering heat of tropical countries can form a just conception of the enjoyableness of a ramble through the shady groves of.    From Wordnik.com.  [The Cannibal Islands Captain Cook's Adventure in the South Seas] Reference

Forrester reports Apple rated highest on customer surveys ranking the usefulness, usability and enjoyableness of their interactions with PC makers Apple, Compaq, Dell, Gateway and HP.    From Wordnik.com.  [eWeek - RSS Feeds] Reference