English verb conjugation
COULD DEFORCE

Regular verb: deforce - deforced - deforced

Affirmation

Simple form	V-ing form
I could deforce you could deforce he could deforce we could deforce you could deforce they could deforce	I could be deforcing you could be deforcing he could be deforcing we could be deforcing you could be deforcing they could be deforcing
Perfect	V-ing perfect
I could have deforced you could have deforced he could have deforced we could have deforced you could have deforced they could have deforced	I could have been deforcing you could have been deforcing he could have been deforcing we could have been deforcing you could have been deforcing they could have been deforcing

Negation

Simple form	V-ing form
I could not deforce you could not deforce he could not deforce we could not deforce you could not deforce they could not deforce	I could not be deforcing you could not be deforcing he could not be deforcing we could not be deforcing you could not be deforcing they could not be deforcing
Perfect	V-ing perfect
I could not have deforced you could not have deforced he could not have deforced we could not have deforced you could not have deforced they could not have deforced	I could not have been deforcing you could not have been deforcing he could not have been deforcing we could not have been deforcing you could not have been deforcing they could not have been deforcing

Interrogative form

Simple form	V-ing form
could I deforce? could you deforce? could he deforce? could we deforce? could you deforce? could they deforce?	could I be deforcing? could you be deforcing? could he be deforcing? could we be deforcing? could you be deforcing? could they be deforcing?
Perfect	V-ing perfect
could I have deforced? could you have deforced? could he have deforced? could we have deforced? could you have deforced? could they have deforced?	could I have been deforcing? could you have been deforcing? could he have been deforcing? could we have been deforcing? could you have been deforcing? could they have been deforcing?

Interro-negative form

Simple form	V-ing form
could I not deforce? could you not deforce? could he not deforce? could we not deforce? could you not deforce? could they not deforce?	could I not be deforcing? could you not be deforcing? could he not be deforcing? could we not be deforcing? could you not be deforcing? could they not be deforcing?
Perfect	V-ing perfect
could I not have deforced? could you not have deforced? could he not have deforced? could we not have deforced? could you not have deforced? could they not have deforced?	could I not have been deforcing? could you not have been deforcing? could he not have been deforcing? could we not have been deforcing? could you not have been deforcing? could they not have been deforcing?