English verb conjugation
COULD OVERPRESSURE

Regular verb: overpressure - overpressured - overpressured

Affirmation

Simple form	V-ing form
I could overpressure you could overpressure he could overpressure we could overpressure you could overpressure they could overpressure	I could be overpressuring you could be overpressuring he could be overpressuring we could be overpressuring you could be overpressuring they could be overpressuring
Perfect	V-ing perfect
I could have overpressured you could have overpressured he could have overpressured we could have overpressured you could have overpressured they could have overpressured	I could have been overpressuring you could have been overpressuring he could have been overpressuring we could have been overpressuring you could have been overpressuring they could have been overpressuring

Negation

Simple form	V-ing form
I could not overpressure you could not overpressure he could not overpressure we could not overpressure you could not overpressure they could not overpressure	I could not be overpressuring you could not be overpressuring he could not be overpressuring we could not be overpressuring you could not be overpressuring they could not be overpressuring
Perfect	V-ing perfect
I could not have overpressured you could not have overpressured he could not have overpressured we could not have overpressured you could not have overpressured they could not have overpressured	I could not have been overpressuring you could not have been overpressuring he could not have been overpressuring we could not have been overpressuring you could not have been overpressuring they could not have been overpressuring

Interrogative form

Simple form	V-ing form
could I overpressure? could you overpressure? could he overpressure? could we overpressure? could you overpressure? could they overpressure?	could I be overpressuring? could you be overpressuring? could he be overpressuring? could we be overpressuring? could you be overpressuring? could they be overpressuring?
Perfect	V-ing perfect
could I have overpressured? could you have overpressured? could he have overpressured? could we have overpressured? could you have overpressured? could they have overpressured?	could I have been overpressuring? could you have been overpressuring? could he have been overpressuring? could we have been overpressuring? could you have been overpressuring? could they have been overpressuring?

Interro-negative form

Simple form	V-ing form
could I not overpressure? could you not overpressure? could he not overpressure? could we not overpressure? could you not overpressure? could they not overpressure?	could I not be overpressuring? could you not be overpressuring? could he not be overpressuring? could we not be overpressuring? could you not be overpressuring? could they not be overpressuring?
Perfect	V-ing perfect
could I not have overpressured? could you not have overpressured? could he not have overpressured? could we not have overpressured? could you not have overpressured? could they not have overpressured?	could I not have been overpressuring? could you not have been overpressuring? could he not have been overpressuring? could we not have been overpressuring? could you not have been overpressuring? could they not have been overpressuring?