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 couldn't founderyou couldn't founder
she couldn't founder
we couldn't founder
you couldn't founder
they couldn't founder
V-ing form
I couldn't be founderingyou couldn't be foundering
she couldn't be foundering
we couldn't be foundering
you couldn't be foundering
they couldn't be foundering
Perfect
I couldn't have founderedyou couldn't have foundered
she couldn't have foundered
we couldn't have foundered
you couldn't have foundered
they couldn't have foundered
V-ing perfect
I couldn't have been founderingyou couldn't have been foundering
she couldn't have been foundering
we couldn't have been foundering
you couldn't have been foundering
they couldn't 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
couldn't I founder?couldn't you founder?
couldn't she founder?
couldn't we founder?
couldn't you founder?
couldn't they founder?
V-ing form
couldn't I be foundering?couldn't you be foundering?
couldn't she be foundering?
couldn't we be foundering?
couldn't you be foundering?
couldn't they be foundering?
Perfect
couldn't I have foundered?couldn't you have foundered?
couldn't she have foundered?
couldn't we have foundered?
couldn't you have foundered?
couldn't they have foundered?
V-ing perfect
couldn't I have been foundering?couldn't you have been foundering?
couldn't she have been foundering?
couldn't we have been foundering?
couldn't you have been foundering?
couldn't they have been foundering?