Cheeky

/ˈtʃiːki/

showing a lack of respect or politeness in a way that is amusing or appealing. "a cheeky grin"

Aroused
/ə'raʊz/ evoke or awaken (a...

Playful
/ˈpleɪf(ʊ)l/ fond of games...

Happy
/ˈhapi/ feeling or showing pleasure...