joc·u·lar 
(jŏkyə-lər)
(jŏkyə-lər)adj.
1. Characterized by joking.
2. Given to joking.
[Latin ioculāris, droll, from ioculus, diminutive of iocus, joke; see yek- in the Appendix of Indo-European roots.]
joc′u·lari·ty (-lărĭ-tē) n.
jocu·lar·ly adv.