can feign
Regular verb: feign - feigned- feigned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can feign
you can feign
he can feign
we can feign
you can feign
they can feign 	I can be feigning
you can be feigning
he can be feigning
we can be feigning
you can be feigning
they can be feigning	I can have feigned
you can have feigned
he can have feigned
we can have feigned
you can have feigned
they can have feigned	I can have been feigning
you can have been feigning
he can have been feigning
we can have been feigning
you can have been feigning
they can have been feigning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't feign
you can't feign
he can't feign
we can't feign
you can't feign
they can't feign 	I can't be feigning
you can't be feigning
he can't be feigning
we can't be feigning
you can't be feigning
they can't be feigning	I can't have feigned
you can't have feigned
he can't have feigned
we can't have feigned
you can't have feigned
they can't have feigned	I can't have been feigning
you can't have been feigning
he can't have been feigning
we can't have been feigning
you can't have been feigning
they can't have been feigning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I feign?
can you feign?
can he feign?
can we feign?
can you feign?
can they feign? 	can I be feigning?
can you be feigning?
can he be feigning?
can we be feigning?
can you be feigning?
can they be feigning? 	can I have feigned?
can you have feigned?
can he have feigned?
can we have feigned?
can you have feigned?
can they have feigned? 	can I have been feigning?
can you have been feigning?
can he have been feigning?
can we have been feigning?
can you have been feigning?
can they have been feigning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I feign?
can't you feign?
can't he feign?
can't we feign?
can't you feign?
can't they feign? 	can't I be feigning?
can't you be feigning?
can't he be feigning?
can't we be feigning?
can't you be feigning?
can't they be feigning? 	can't I have feigned?
can't you have feigned?
can't he have feigned?
can't we have feigned?
can't you have feigned?
can't they have feigned? 	can't I have been feigning?
can't you have been feigning?
can't he have been feigning?
can't we have been feigning?
can't you have been feigning?
can't they have been feigning?