friskiest

ˈfrɪski

adjective

playful and full of energy.

he bounds about like a frisky pup

lively,bouncy,bubbly,perky,active,energetic,animated,zestful,full of vim and vigour,playful,full of fun,coltish,skittish,spirited,high-spirited,in high spirits,exuberant,high,frolicky,full of beans,full of get-up-and-go,sparky,zippy,peppy,bright-eyed and bushy-tailed,frolicsome,gamesome,sportive,frolic,wanton,ludic