playful
/ˈpleɪfəl/
Liking play, prone to play frequently, such as a child or kitten; rather sportive.
Actually, we are pretty playful in our romantic life.
Funny, humorous, jesting, frolicsome.
A party hat is a playful conical hat people wear at parties.
Fun, recreational, not serious.
A brainteaser is a playful puzzle posed as a test of intelligence.
Experimental.
He was a rather playful artist.