may unstep
Regular verb: unstep - unsteped- unsteped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may unstep
you may unstep
she may unstep
we may unstep
you may unstep
they may unstep 	I may be unsteping
you may be unsteping
she may be unsteping
we may be unsteping
you may be unsteping
they may be unsteping	I may have unsteped
you may have unsteped
she may have unsteped
we may have unsteped
you may have unsteped
they may have unsteped	I may have been unsteping
you may have been unsteping
she may have been unsteping
we may have been unsteping
you may have been unsteping
they may have been unsteping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't unstep
you mayn't unstep
she mayn't unstep
we mayn't unstep
you mayn't unstep
they mayn't unstep 	I mayn't be unsteping
you mayn't be unsteping
she mayn't be unsteping
we mayn't be unsteping
you mayn't be unsteping
they mayn't be unsteping	I mayn't have unsteped
you mayn't have unsteped
she mayn't have unsteped
we mayn't have unsteped
you mayn't have unsteped
they mayn't have unsteped	I mayn't have been unsteping
you mayn't have been unsteping
she mayn't have been unsteping
we mayn't have been unsteping
you mayn't have been unsteping
they mayn't have been unsteping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I unstep?
may you unstep?
may she unstep?
may we unstep?
may you unstep?
may they unstep? 	may I be unsteping?
may you be unsteping?
may she be unsteping?
may we be unsteping?
may you be unsteping?
may they be unsteping? 	may I have unsteped?
may you have unsteped?
may she have unsteped?
may we have unsteped?
may you have unsteped?
may they have unsteped? 	may I have been unsteping?
may you have been unsteping?
may she have been unsteping?
may we have been unsteping?
may you have been unsteping?
may they have been unsteping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I unstep?
mayn't you unstep?
mayn't she unstep?
mayn't we unstep?
mayn't you unstep?
mayn't they unstep? 	mayn't I be unsteping?
mayn't you be unsteping?
mayn't she be unsteping?
mayn't we be unsteping?
mayn't you be unsteping?
mayn't they be unsteping? 	mayn't I have unsteped?
mayn't you have unsteped?
mayn't she have unsteped?
mayn't we have unsteped?
mayn't you have unsteped?
mayn't they have unsteped? 	mayn't I have been unsteping?
mayn't you have been unsteping?
mayn't she have been unsteping?
mayn't we have been unsteping?
mayn't you have been unsteping?
mayn't they have been unsteping?