1) Antic 2) Coltish 3) Frisky 4) Frolicky 5) Gay 6) Playful 7) Rollicking 8) Sportful 9) Sportive 1) Coltish 2) Frolicky 3) Full of fun 4) Given to merry frolicking 5) Merrily playful 6) Playful 7) Rollicking 8) Sportive 
• (a.) Full of gayety and mirth; given to pranks; sportive.
Frol'ic·some adjective Full of gayety and mirth; given to pranks; sportive. « Old England, who takes a frolicsome brain fever once every two or three years, for the benefit of her doctors.» Sir W. Scott. -- 
lively and playful
merrily playful; full of fun.