overstep
Concise Oxford English Dictionary © 2008 Oxford University Press:
overstep/əʊvəˈstep/
▶verb (oversteps, overstepping, overstepped) go beyond or exceed (a limit or standard).
– phrases
overstep (or overshoot) the mark go beyond what is acceptable.
overstep (or overshoot) the mark go beyond what is acceptable.
'overstep' also found in these Oxford entries:

