could wizen
Regular verb: wizen - wizened- wizened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could wizen
you could wizen
he could wizen
we could wizen
you could wizen
they could wizen 	I could be wizening
you could be wizening
he could be wizening
we could be wizening
you could be wizening
they could be wizening	I could have wizened
you could have wizened
he could have wizened
we could have wizened
you could have wizened
they could have wizened	I could have been wizening
you could have been wizening
he could have been wizening
we could have been wizening
you could have been wizening
they could have been wizening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not wizen
you could not wizen
he could not wizen
we could not wizen
you could not wizen
they could not wizen 	I could not be wizening
you could not be wizening
he could not be wizening
we could not be wizening
you could not be wizening
they could not be wizening	I could not have wizened
you could not have wizened
he could not have wizened
we could not have wizened
you could not have wizened
they could not have wizened	I could not have been wizening
you could not have been wizening
he could not have been wizening
we could not have been wizening
you could not have been wizening
they could not have been wizening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I wizen?
could you wizen?
could he wizen?
could we wizen?
could you wizen?
could they wizen? 	could I be wizening?
could you be wizening?
could he be wizening?
could we be wizening?
could you be wizening?
could they be wizening? 	could I have wizened?
could you have wizened?
could he have wizened?
could we have wizened?
could you have wizened?
could they have wizened? 	could I have been wizening?
could you have been wizening?
could he have been wizening?
could we have been wizening?
could you have been wizening?
could they have been wizening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not wizen?
could you not wizen?
could he not wizen?
could we not wizen?
could you not wizen?
could they not wizen? 	could I not be wizening?
could you not be wizening?
could he not be wizening?
could we not be wizening?
could you not be wizening?
could they not be wizening? 	could I not have wizened?
could you not have wizened?
could he not have wizened?
could we not have wizened?
could you not have wizened?
could they not have wizened? 	could I not have been wizening?
could you not have been wizening?
could he not have been wizening?
could we not have been wizening?
could you not have been wizening?
could they not have been wizening?