Jocose
/dʒəˈkəʊs/
Definition 1 of 1
Pro Tip 1/3Playfulness
Use 'jocose' when describing someone or something that is light-hearted and fun. 
His jocose banter was the highlight of the evening.
Pro Tip 2/3Not Serious
'Jocose' implies a situation isn't to be taken seriously and is meant for enjoyment. 
Despite the jocose tone of his speech, some topics he touched on were quite serious.
Pro Tip 3/3Positive Mood
'Jocose' often suggests a cheerful or positive mood in the context it's used. 
Her jocose laughter was infectious, lightening up the entire room.