doodled, fiddled (around), fooled around, fribbled, goofed (around), hung about(British), kicked around, messed around, monkeyed (around), played, pottered (around), trifled

dallied, dawdled, dillydallied, hung (around or out)(also hanged (around or out)), idled, loafed, lolled, loungedclowned (around), horsed arounddiddled (with), tinkered

buckled (down), knuckled down, settled (down), set (to)