English verb conjugation
CAN FEIGN

Regular verb: feign - feigned - feigned

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?