English verb conjugation
COULD STONEWALL

Regular verb: stonewall - stonewalled - stonewalled

Affirmation

Simple form	V-ing form
I could stonewall you could stonewall he could stonewall we could stonewall you could stonewall they could stonewall	I could be stonewalling you could be stonewalling he could be stonewalling we could be stonewalling you could be stonewalling they could be stonewalling
Perfect	V-ing perfect
I could have stonewalled you could have stonewalled he could have stonewalled we could have stonewalled you could have stonewalled they could have stonewalled	I could have been stonewalling you could have been stonewalling he could have been stonewalling we could have been stonewalling you could have been stonewalling they could have been stonewalling

Negation

Simple form	V-ing form
I could not stonewall you could not stonewall he could not stonewall we could not stonewall you could not stonewall they could not stonewall	I could not be stonewalling you could not be stonewalling he could not be stonewalling we could not be stonewalling you could not be stonewalling they could not be stonewalling
Perfect	V-ing perfect
I could not have stonewalled you could not have stonewalled he could not have stonewalled we could not have stonewalled you could not have stonewalled they could not have stonewalled	I could not have been stonewalling you could not have been stonewalling he could not have been stonewalling we could not have been stonewalling you could not have been stonewalling they could not have been stonewalling

Interrogative form

Simple form	V-ing form
could I stonewall? could you stonewall? could he stonewall? could we stonewall? could you stonewall? could they stonewall?	could I be stonewalling? could you be stonewalling? could he be stonewalling? could we be stonewalling? could you be stonewalling? could they be stonewalling?
Perfect	V-ing perfect
could I have stonewalled? could you have stonewalled? could he have stonewalled? could we have stonewalled? could you have stonewalled? could they have stonewalled?	could I have been stonewalling? could you have been stonewalling? could he have been stonewalling? could we have been stonewalling? could you have been stonewalling? could they have been stonewalling?

Interro-negative form

Simple form	V-ing form
could I not stonewall? could you not stonewall? could he not stonewall? could we not stonewall? could you not stonewall? could they not stonewall?	could I not be stonewalling? could you not be stonewalling? could he not be stonewalling? could we not be stonewalling? could you not be stonewalling? could they not be stonewalling?
Perfect	V-ing perfect
could I not have stonewalled? could you not have stonewalled? could he not have stonewalled? could we not have stonewalled? could you not have stonewalled? could they not have stonewalled?	could I not have been stonewalling? could you not have been stonewalling? could he not have been stonewalling? could we not have been stonewalling? could you not have been stonewalling? could they not have been stonewalling?