adjective
jocular
JAHK-yuh-ler/ˈdʒɑːkjələr/
Playful and fond of joking.
Her jocular mood shows as she makes a grin with an orange wedge.

Etymology
Latin ioculus was a diminutive of iocus, “joke” or “pastime.” Its adjective described something comic, giving English a word for a light, joking manner.
In context
to drink fairly continuously in small amounts. So it's that uncle that you might have or that cousin or somebody that you know that always red-faced and red-cheeked and very jocular at family events
More examples
- Our jocular neighbor always has a joke ready.
- His jocular tone puts the nervous guests at ease.
- Even during a stressful shift, Maya remains jocular.
Forms
jocular
jocularity noun — A playful manner marked by joking.