English verb conjugation
COULD CONGEAL

Regular verb: congeal - congealed - congealed

Affirmation

Simple form	V-ing form
I could congeal you could congeal he could congeal we could congeal you could congeal they could congeal	I could be congealing you could be congealing he could be congealing we could be congealing you could be congealing they could be congealing
Perfect	V-ing perfect
I could have congealed you could have congealed he could have congealed we could have congealed you could have congealed they could have congealed	I could have been congealing you could have been congealing he could have been congealing we could have been congealing you could have been congealing they could have been congealing

Negation

Simple form	V-ing form
I could not congeal you could not congeal he could not congeal we could not congeal you could not congeal they could not congeal	I could not be congealing you could not be congealing he could not be congealing we could not be congealing you could not be congealing they could not be congealing
Perfect	V-ing perfect
I could not have congealed you could not have congealed he could not have congealed we could not have congealed you could not have congealed they could not have congealed	I could not have been congealing you could not have been congealing he could not have been congealing we could not have been congealing you could not have been congealing they could not have been congealing

Interrogative form

Simple form	V-ing form
could I congeal? could you congeal? could he congeal? could we congeal? could you congeal? could they congeal?	could I be congealing? could you be congealing? could he be congealing? could we be congealing? could you be congealing? could they be congealing?
Perfect	V-ing perfect
could I have congealed? could you have congealed? could he have congealed? could we have congealed? could you have congealed? could they have congealed?	could I have been congealing? could you have been congealing? could he have been congealing? could we have been congealing? could you have been congealing? could they have been congealing?

Interro-negative form

Simple form	V-ing form
could I not congeal? could you not congeal? could he not congeal? could we not congeal? could you not congeal? could they not congeal?	could I not be congealing? could you not be congealing? could he not be congealing? could we not be congealing? could you not be congealing? could they not be congealing?
Perfect	V-ing perfect
could I not have congealed? could you not have congealed? could he not have congealed? could we not have congealed? could you not have congealed? could they not have congealed?	could I not have been congealing? could you not have been congealing? could he not have been congealing? could we not have been congealing? could you not have been congealing? could they not have been congealing?