Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could pluvinate you could pluvinate he could pluvinate we could pluvinate you could pluvinate they could pluvinate
V-ing form
I could be pluvinating you could be pluvinating he could be pluvinating we could be pluvinating you could be pluvinating they could be pluvinating
Perfect
I could have pluvinated you could have pluvinated he could have pluvinated we could have pluvinated you could have pluvinated they could have pluvinated
V-ing perfect
I could have been pluvinating you could have been pluvinating he could have been pluvinating we could have been pluvinating you could have been pluvinating they could have been pluvinating
Negation
Simple form
I could not pluvinate you could not pluvinate he could not pluvinate we could not pluvinate you could not pluvinate they could not pluvinate
V-ing form
I could not be pluvinating you could not be pluvinating he could not be pluvinating we could not be pluvinating you could not be pluvinating they could not be pluvinating
Perfect
I could not have pluvinated you could not have pluvinated he could not have pluvinated we could not have pluvinated you could not have pluvinated they could not have pluvinated
V-ing perfect
I could not have been pluvinating you could not have been pluvinating he could not have been pluvinating we could not have been pluvinating you could not have been pluvinating they could not have been pluvinating
Interrogative form
Simple form
could I pluvinate? could you pluvinate? could he pluvinate? could we pluvinate? could you pluvinate? could they pluvinate?
V-ing form
could I be pluvinating? could you be pluvinating? could he be pluvinating? could we be pluvinating? could you be pluvinating? could they be pluvinating?
Perfect
could I have pluvinated? could you have pluvinated? could he have pluvinated? could we have pluvinated? could you have pluvinated? could they have pluvinated?
V-ing perfect
could I have been pluvinating? could you have been pluvinating? could he have been pluvinating? could we have been pluvinating? could you have been pluvinating? could they have been pluvinating?
Interro-negative form
Simple form
could I not pluvinate? could you not pluvinate? could he not pluvinate? could we not pluvinate? could you not pluvinate? could they not pluvinate?
V-ing form
could I not be pluvinating? could you not be pluvinating? could he not be pluvinating? could we not be pluvinating? could you not be pluvinating? could they not be pluvinating?
Perfect
could I not have pluvinated? could you not have pluvinated? could he not have pluvinated? could we not have pluvinated? could you not have pluvinated? could they not have pluvinated?
V-ing perfect
could I not have been pluvinating? could you not have been pluvinating? could he not have been pluvinating? could we not have been pluvinating? could you not have been pluvinating? could they not have been pluvinating?