These include beißen (to bite), büßen (to atone, to pay for), einflößen (to instil into someone), entblößen (to expose), fließen (to flow), fußen (to be based on), grüßen (to greet), heißen (to be called), mutmaßen (to conjecture), rußen (to smoke, to produce soot), schweißen (to weld), spaßen (to joke), süßen (to sweeten).