English verb conjugation
COULD OVERWATER

Regular verb: overwater - overwatered - overwatered

Affirmation

Simple form	V-ing form
I could overwater you could overwater he could overwater we could overwater you could overwater they could overwater	I could be overwatering you could be overwatering he could be overwatering we could be overwatering you could be overwatering they could be overwatering
Perfect	V-ing perfect
I could have overwatered you could have overwatered he could have overwatered we could have overwatered you could have overwatered they could have overwatered	I could have been overwatering you could have been overwatering he could have been overwatering we could have been overwatering you could have been overwatering they could have been overwatering

Negation

Simple form	V-ing form
I couldn't overwater you couldn't overwater he couldn't overwater we couldn't overwater you couldn't overwater they couldn't overwater	I couldn't be overwatering you couldn't be overwatering he couldn't be overwatering we couldn't be overwatering you couldn't be overwatering they couldn't be overwatering
Perfect	V-ing perfect
I couldn't have overwatered you couldn't have overwatered he couldn't have overwatered we couldn't have overwatered you couldn't have overwatered they couldn't have overwatered	I couldn't have been overwatering you couldn't have been overwatering he couldn't have been overwatering we couldn't have been overwatering you couldn't have been overwatering they couldn't have been overwatering

Interrogative form

Simple form	V-ing form
could I overwater? could you overwater? could he overwater? could we overwater? could you overwater? could they overwater?	could I be overwatering? could you be overwatering? could he be overwatering? could we be overwatering? could you be overwatering? could they be overwatering?
Perfect	V-ing perfect
could I have overwatered? could you have overwatered? could he have overwatered? could we have overwatered? could you have overwatered? could they have overwatered?	could I have been overwatering? could you have been overwatering? could he have been overwatering? could we have been overwatering? could you have been overwatering? could they have been overwatering?

Interro-negative form

Simple form	V-ing form
couldn't I overwater? couldn't you overwater? couldn't he overwater? couldn't we overwater? couldn't you overwater? couldn't they overwater?	couldn't I be overwatering? couldn't you be overwatering? couldn't he be overwatering? couldn't we be overwatering? couldn't you be overwatering? couldn't they be overwatering?
Perfect	V-ing perfect
couldn't I have overwatered? couldn't you have overwatered? couldn't he have overwatered? couldn't we have overwatered? couldn't you have overwatered? couldn't they have overwatered?	couldn't I have been overwatering? couldn't you have been overwatering? couldn't he have been overwatering? couldn't we have been overwatering? couldn't you have been overwatering? couldn't they have been overwatering?