jocundity

from WordNet (r) 3.0 (2006)

jocundity
    n 1: a feeling facetious merriment [syn: {jocundity},
         {jocularity}]

from The Collaborative International Dictionary of English v.0.48

Jocundity \Jo*cun"di*ty\, n. [L. jocunditas jucunditas. See
   {Jocund}, and cf. {Jucundity}.]
   The state or quality of being jocund; gayety; sportiveness.
   [1913 Webster]