noun (n)

• fun characterized by humor(noun.communication)

  Synonym:
  jocularity
  

  source: wordnet30
• the trait of merry joking(noun.attribute)

  Synonym:
  humorousness, jocoseness, merriness
  

  source: wordnet30
• A jocose act or saying; jocoseness.(noun)

  source: webster1913