jocular

形容词 jocular:

1. characterized by jokes and good humor
   同义词：jesting, jocose, joking

副词 jocular:

1. with humor
   同义词：jocosely

joc.u.lar

adj.（形容词）
Characterized by joking.
滑稽的，逗乐的
Given to joking.
爱开玩笑的

来源：
Latin iocul3ris [droll]
拉丁语 iocul3ris [滑稽的]
from ioculus [diminutive of] iocus [joke] * see yek-
源自 ioculus [] iocus的小后缀 [玩笑] *参见 yek-

【引伸】
joc.ular.ity
joc.ularly
adv.（副词）