can unstep
Regular verb: unstep - unsteped- unsteped

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

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

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

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