[zukkokeru](v1, vi) (1) to fall down (e.g. off a chair); to slip down (e.g. one's eyeglasses); to slide down; (2) to make a fool of oneself; (3) to whoop it up; to be on the spree; to cut loose; to mess around[Add to Longdo]
[ふざける, fuzakeru](v1) (uk) to romp; to gambol; to frolic; to joke; to make fun of; to flirt; to mess around; to screw around; to josh; (P)[Add to Longdo]