English verb conjugation
COULD FEIGN

Regular verb: feign - feigned - feigned

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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