can uncase
Regular verb: uncase - uncased- uncased

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can uncase
you can uncase
she can uncase
we can uncase
you can uncase
they can uncase 	I can be uncasing
you can be uncasing
she can be uncasing
we can be uncasing
you can be uncasing
they can be uncasing	I can have uncased
you can have uncased
she can have uncased
we can have uncased
you can have uncased
they can have uncased	I can have been uncasing
you can have been uncasing
she can have been uncasing
we can have been uncasing
you can have been uncasing
they can have been uncasing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot uncase
you cannot uncase
she cannot uncase
we cannot uncase
you cannot uncase
they cannot uncase 	I cannot be uncasing
you cannot be uncasing
she cannot be uncasing
we cannot be uncasing
you cannot be uncasing
they cannot be uncasing	I cannot have uncased
you cannot have uncased
she cannot have uncased
we cannot have uncased
you cannot have uncased
they cannot have uncased	I cannot have been uncasing
you cannot have been uncasing
she cannot have been uncasing
we cannot have been uncasing
you cannot have been uncasing
they cannot have been uncasing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I uncase?
can you uncase?
can she uncase?
can we uncase?
can you uncase?
can they uncase? 	can I be uncasing?
can you be uncasing?
can she be uncasing?
can we be uncasing?
can you be uncasing?
can they be uncasing? 	can I have uncased?
can you have uncased?
can she have uncased?
can we have uncased?
can you have uncased?
can they have uncased? 	can I have been uncasing?
can you have been uncasing?
can she have been uncasing?
can we have been uncasing?
can you have been uncasing?
can they have been uncasing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not uncase?
can you not uncase?
can she not uncase?
can we not uncase?
can you not uncase?
can they not uncase? 	can I not be uncasing?
can you not be uncasing?
can she not be uncasing?
can we not be uncasing?
can you not be uncasing?
can they not be uncasing? 	can I not have uncased?
can you not have uncased?
can she not have uncased?
can we not have uncased?
can you not have uncased?
can they not have uncased? 	can I not have been uncasing?
can you not have been uncasing?
can she not have been uncasing?
can we not have been uncasing?
can you not have been uncasing?
can they not have been uncasing?