fiddles (around), fools around, fribbles, goofs (around), hangs about(British), kicks around, messes around, monkeys (around), plays, potters (around), putters (around), trifles

dallies, dawdles, dillydallies, hangs (around or out), idles, loafs, lolls, loungesclowns (around), horses arounddiddles (with), tinkers

buckles (down), knuckles down, sets (to), settles (down)