English verb conjugation MUST GAINSAY

Irregular verb: gainsay - gainsaid - gainsaid

Affirmation

Simple form

I must gainsay
you must gainsay
he must gainsay
we must gainsay
you must gainsay
they must gainsay

V-ing form

I must be gainsaying
you must be gainsaying
he must be gainsaying
we must be gainsaying
you must be gainsaying
they must be gainsaying

Perfect

I must have gainsaid
you must have gainsaid
he must have gainsaid
we must have gainsaid
you must have gainsaid
they must have gainsaid

V-ing perfect

I must have been gainsaying
you must have been gainsaying
he must have been gainsaying
we must have been gainsaying
you must have been gainsaying
they must have been gainsaying

Negation

Simple form

I mustn't gainsay
you mustn't gainsay
he mustn't gainsay
we mustn't gainsay
you mustn't gainsay
they mustn't gainsay

V-ing form

I mustn't be gainsaying
you mustn't be gainsaying
he mustn't be gainsaying
we mustn't be gainsaying
you mustn't be gainsaying
they mustn't be gainsaying

Perfect

I mustn't have gainsaid
you mustn't have gainsaid
he mustn't have gainsaid
we mustn't have gainsaid
you mustn't have gainsaid
they mustn't have gainsaid

V-ing perfect

I mustn't have been gainsaying
you mustn't have been gainsaying
he mustn't have been gainsaying
we mustn't have been gainsaying
you mustn't have been gainsaying
they mustn't have been gainsaying

Interrogative form

Simple form

must I gainsay?
must you gainsay?
must he gainsay?
must we gainsay?
must you gainsay?
must they gainsay?

V-ing form

must I be gainsaying?
must you be gainsaying?
must he be gainsaying?
must we be gainsaying?
must you be gainsaying?
must they be gainsaying?

Perfect

must I have gainsaid?
must you have gainsaid?
must he have gainsaid?
must we have gainsaid?
must you have gainsaid?
must they have gainsaid?

V-ing perfect

must I have been gainsaying?
must you have been gainsaying?
must he have been gainsaying?
must we have been gainsaying?
must you have been gainsaying?
must they have been gainsaying?

Interro-negative form

Simple form

mustn't I gainsay?
mustn't you gainsay?
mustn't he gainsay?
mustn't we gainsay?
mustn't you gainsay?
mustn't they gainsay?

V-ing form

mustn't I be gainsaying?
mustn't you be gainsaying?
mustn't he be gainsaying?
mustn't we be gainsaying?
mustn't you be gainsaying?
mustn't they be gainsaying?

Perfect

mustn't I have gainsaid?
mustn't you have gainsaid?
mustn't he have gainsaid?
mustn't we have gainsaid?
mustn't you have gainsaid?
mustn't they have gainsaid?

V-ing perfect

mustn't I have been gainsaying?
mustn't you have been gainsaying?
mustn't he have been gainsaying?
mustn't we have been gainsaying?
mustn't you have been gainsaying?
mustn't they have been gainsaying?

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