may overstep
Regular verb: overstep - overstepped- overstepped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may overstep
you may overstep
she may overstep
we may overstep
you may overstep
they may overstep 	I may be overstepping
you may be overstepping
she may be overstepping
we may be overstepping
you may be overstepping
they may be overstepping	I may have overstepped
you may have overstepped
she may have overstepped
we may have overstepped
you may have overstepped
they may have overstepped	I may have been overstepping
you may have been overstepping
she may have been overstepping
we may have been overstepping
you may have been overstepping
they may have been overstepping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't overstep
you mayn't overstep
she mayn't overstep
we mayn't overstep
you mayn't overstep
they mayn't overstep 	I mayn't be overstepping
you mayn't be overstepping
she mayn't be overstepping
we mayn't be overstepping
you mayn't be overstepping
they mayn't be overstepping	I mayn't have overstepped
you mayn't have overstepped
she mayn't have overstepped
we mayn't have overstepped
you mayn't have overstepped
they mayn't have overstepped	I mayn't have been overstepping
you mayn't have been overstepping
she mayn't have been overstepping
we mayn't have been overstepping
you mayn't have been overstepping
they mayn't have been overstepping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I overstep?
may you overstep?
may she overstep?
may we overstep?
may you overstep?
may they overstep? 	may I be overstepping?
may you be overstepping?
may she be overstepping?
may we be overstepping?
may you be overstepping?
may they be overstepping? 	may I have overstepped?
may you have overstepped?
may she have overstepped?
may we have overstepped?
may you have overstepped?
may they have overstepped? 	may I have been overstepping?
may you have been overstepping?
may she have been overstepping?
may we have been overstepping?
may you have been overstepping?
may they have been overstepping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I overstep?
mayn't you overstep?
mayn't she overstep?
mayn't we overstep?
mayn't you overstep?
mayn't they overstep? 	mayn't I be overstepping?
mayn't you be overstepping?
mayn't she be overstepping?
mayn't we be overstepping?
mayn't you be overstepping?
mayn't they be overstepping? 	mayn't I have overstepped?
mayn't you have overstepped?
mayn't she have overstepped?
mayn't we have overstepped?
mayn't you have overstepped?
mayn't they have overstepped? 	mayn't I have been overstepping?
mayn't you have been overstepping?
mayn't she have been overstepping?
mayn't we have been overstepping?
mayn't you have been overstepping?
mayn't they have been overstepping?