[1] : The Collaborative International Dictionary of English v.0.48

joyful \joy"ful\, a.
   full of joy; having or causing joy; very glad; as, a joyful
   heart. "joyful tidings." --shak.
   1913 webster

         my soul shall be joyful in my god.       --is. lxi. 10.
   1913 webster

         sad for their loss, but joyful of our life. --pope.
   -- joy"fully, adv. -- joy"fulness, n.
   1913 webster
see also:
joy"fully joy"fulness 

[2] : The Collaborative International Dictionary of English v.0.48

joyfulness \joyfulness\ n.
   the emotion of great happiness.

   syn: joy, joyousness.
        wordnet 1.5

[3] : WordNet (r) 2.0

joyfulness
     n : the emotion of great happiness syn: joy, joyousness
         ant: sorrow
see also:
joy joyousness sorrow 

[4] : Moby Thesaurus II by Grady Ward, 1.0

56 moby thesaurus words for "joyfulness":
   amusement, beatification, beatitude, bewitchment, blessedness,
   bliss, blissfulness, cheer, cheerfulness, cloud nine, delectation,
   delight, ecstasy, ecstatics, elation, enchantment, exaltation,
   exhilaration, exuberance, felicity, frivolity, fun, gaiety,
   gladness, glee, gleefulness, happiness, heaven, high glee,
   high spirits, hilariousness, hilarity, intoxication, jocularity,
   jocundity, jolliness, jollity, joviality, joy, joyance, joyousness,
   laughter, levity, merriment, merriness, mirth, mirthfulness,
   overhappiness, overjoyfulness, paradise, rapture, ravishment,
   seventh heaven, sunshine, transport, unalloyed happiness

Joyfulness >> J Words
Joyfulness, definition of term: Joyfulness
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