English verb conjugation
COULD COARSEN COARSEN

Regular verb: coarsen coarsen - coarsen coarsened - coarsen coarsened

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could coarsen coarsen you could coarsen coarsen he could coarsen coarsen we could coarsen coarsen you could coarsen coarsen they could coarsen coarsen	I could be coarsen coarsening you could be coarsen coarsening he could be coarsen coarsening we could be coarsen coarsening you could be coarsen coarsening they could be coarsen coarsening
Perfect	V-ing perfect
I could have coarsen coarsened you could have coarsen coarsened he could have coarsen coarsened we could have coarsen coarsened you could have coarsen coarsened they could have coarsen coarsened	I could have been coarsen coarsening you could have been coarsen coarsening he could have been coarsen coarsening we could have been coarsen coarsening you could have been coarsen coarsening they could have been coarsen coarsening

Negation

Simple form	V-ing form
I could not coarsen coarsen you could not coarsen coarsen he could not coarsen coarsen we could not coarsen coarsen you could not coarsen coarsen they could not coarsen coarsen	I could not be coarsen coarsening you could not be coarsen coarsening he could not be coarsen coarsening we could not be coarsen coarsening you could not be coarsen coarsening they could not be coarsen coarsening
Perfect	V-ing perfect
I could not have coarsen coarsened you could not have coarsen coarsened he could not have coarsen coarsened we could not have coarsen coarsened you could not have coarsen coarsened they could not have coarsen coarsened	I could not have been coarsen coarsening you could not have been coarsen coarsening he could not have been coarsen coarsening we could not have been coarsen coarsening you could not have been coarsen coarsening they could not have been coarsen coarsening

Interrogative form

Simple form	V-ing form
could I coarsen coarsen? could you coarsen coarsen? could he coarsen coarsen? could we coarsen coarsen? could you coarsen coarsen? could they coarsen coarsen?	could I be coarsen coarsening? could you be coarsen coarsening? could he be coarsen coarsening? could we be coarsen coarsening? could you be coarsen coarsening? could they be coarsen coarsening?
Perfect	V-ing perfect
could I have coarsen coarsened? could you have coarsen coarsened? could he have coarsen coarsened? could we have coarsen coarsened? could you have coarsen coarsened? could they have coarsen coarsened?	could I have been coarsen coarsening? could you have been coarsen coarsening? could he have been coarsen coarsening? could we have been coarsen coarsening? could you have been coarsen coarsening? could they have been coarsen coarsening?

Interro-negative form

Simple form	V-ing form
could I not coarsen coarsen? could you not coarsen coarsen? could he not coarsen coarsen? could we not coarsen coarsen? could you not coarsen coarsen? could they not coarsen coarsen?	could I not be coarsen coarsening? could you not be coarsen coarsening? could he not be coarsen coarsening? could we not be coarsen coarsening? could you not be coarsen coarsening? could they not be coarsen coarsening?
Perfect	V-ing perfect
could I not have coarsen coarsened? could you not have coarsen coarsened? could he not have coarsen coarsened? could we not have coarsen coarsened? could you not have coarsen coarsened? could they not have coarsen coarsened?	could I not have been coarsen coarsening? could you not have been coarsen coarsening? could he not have been coarsen coarsening? could we not have been coarsen coarsening? could you not have been coarsen coarsening? could they not have been coarsen coarsening?