male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD FOUNDER
Regular verb: founder - foundered - foundered
Affirmation
Simple form
I could founderyou could founder
she could founder
we could founder
you could founder
they could founder
V-ing form
I could be founderingyou could be foundering
she could be foundering
we could be foundering
you could be foundering
they could be foundering
Perfect
I could have founderedyou could have foundered
she could have foundered
we could have foundered
you could have foundered
they could have foundered
V-ing perfect
I could have been founderingyou could have been foundering
she could have been foundering
we could have been foundering
you could have been foundering
they could have been foundering
Negation
Simple form
I could not founderyou could not founder
she could not founder
we could not founder
you could not founder
they could not founder
V-ing form
I could not be founderingyou could not be foundering
she could not be foundering
we could not be foundering
you could not be foundering
they could not be foundering
Perfect
I could not have founderedyou could not have foundered
she could not have foundered
we could not have foundered
you could not have foundered
they could not have foundered
V-ing perfect
I could not have been founderingyou could not have been foundering
she could not have been foundering
we could not have been foundering
you could not have been foundering
they could not have been foundering
Interrogative form
Simple form
could I founder?could you founder?
could she founder?
could we founder?
could you founder?
could they founder?
V-ing form
could I be foundering?could you be foundering?
could she be foundering?
could we be foundering?
could you be foundering?
could they be foundering?
Perfect
could I have foundered?could you have foundered?
could she have foundered?
could we have foundered?
could you have foundered?
could they have foundered?
V-ing perfect
could I have been foundering?could you have been foundering?
could she have been foundering?
could we have been foundering?
could you have been foundering?
could they have been foundering?
Interro-negative form
Simple form
could I not founder?could you not founder?
could she not founder?
could we not founder?
could you not founder?
could they not founder?
V-ing form
could I not be foundering?could you not be foundering?
could she not be foundering?
could we not be foundering?
could you not be foundering?
could they not be foundering?
Perfect
could I not have foundered?could you not have foundered?
could she not have foundered?
could we not have foundered?
could you not have foundered?
could they not have foundered?
V-ing perfect
could I not have been foundering?could you not have been foundering?
could she not have been foundering?
could we not have been foundering?
could you not have been foundering?
could they not have been foundering?