could lesion
Regular verb: lesion - lesioned- lesioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could lesion
you could lesion
he could lesion
we could lesion
you could lesion
they could lesion 	I could be lesioning
you could be lesioning
he could be lesioning
we could be lesioning
you could be lesioning
they could be lesioning	I could have lesioned
you could have lesioned
he could have lesioned
we could have lesioned
you could have lesioned
they could have lesioned	I could have been lesioning
you could have been lesioning
he could have been lesioning
we could have been lesioning
you could have been lesioning
they could have been lesioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't lesion
you couldn't lesion
he couldn't lesion
we couldn't lesion
you couldn't lesion
they couldn't lesion 	I couldn't be lesioning
you couldn't be lesioning
he couldn't be lesioning
we couldn't be lesioning
you couldn't be lesioning
they couldn't be lesioning	I couldn't have lesioned
you couldn't have lesioned
he couldn't have lesioned
we couldn't have lesioned
you couldn't have lesioned
they couldn't have lesioned	I couldn't have been lesioning
you couldn't have been lesioning
he couldn't have been lesioning
we couldn't have been lesioning
you couldn't have been lesioning
they couldn't have been lesioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I lesion?
could you lesion?
could he lesion?
could we lesion?
could you lesion?
could they lesion? 	could I be lesioning?
could you be lesioning?
could he be lesioning?
could we be lesioning?
could you be lesioning?
could they be lesioning? 	could I have lesioned?
could you have lesioned?
could he have lesioned?
could we have lesioned?
could you have lesioned?
could they have lesioned? 	could I have been lesioning?
could you have been lesioning?
could he have been lesioning?
could we have been lesioning?
could you have been lesioning?
could they have been lesioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I lesion?
couldn't you lesion?
couldn't he lesion?
couldn't we lesion?
couldn't you lesion?
couldn't they lesion? 	couldn't I be lesioning?
couldn't you be lesioning?
couldn't he be lesioning?
couldn't we be lesioning?
couldn't you be lesioning?
couldn't they be lesioning? 	couldn't I have lesioned?
couldn't you have lesioned?
couldn't he have lesioned?
couldn't we have lesioned?
couldn't you have lesioned?
couldn't they have lesioned? 	couldn't I have been lesioning?
couldn't you have been lesioning?
couldn't he have been lesioning?
couldn't we have been lesioning?
couldn't you have been lesioning?
couldn't they have been lesioning?