playful

adjective

• 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."