English verb conjugation COULD LACK LACK

Regular verb: lack lack - lack lacked - lack lacked

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I could lack lack
you could lack lack
he could lack lack
we could lack lack
you could lack lack
they could lack lack

V-ing form

I could be lack lacking
you could be lack lacking
he could be lack lacking
we could be lack lacking
you could be lack lacking
they could be lack lacking

Perfect

I could have lack lacked
you could have lack lacked
he could have lack lacked
we could have lack lacked
you could have lack lacked
they could have lack lacked

V-ing perfect

I could have been lack lacking
you could have been lack lacking
he could have been lack lacking
we could have been lack lacking
you could have been lack lacking
they could have been lack lacking

Negation

Simple form

I could not lack lack
you could not lack lack
he could not lack lack
we could not lack lack
you could not lack lack
they could not lack lack

V-ing form

I could not be lack lacking
you could not be lack lacking
he could not be lack lacking
we could not be lack lacking
you could not be lack lacking
they could not be lack lacking

Perfect

I could not have lack lacked
you could not have lack lacked
he could not have lack lacked
we could not have lack lacked
you could not have lack lacked
they could not have lack lacked

V-ing perfect

I could not have been lack lacking
you could not have been lack lacking
he could not have been lack lacking
we could not have been lack lacking
you could not have been lack lacking
they could not have been lack lacking

Interrogative form

Simple form

could I lack lack?
could you lack lack?
could he lack lack?
could we lack lack?
could you lack lack?
could they lack lack?

V-ing form

could I be lack lacking?
could you be lack lacking?
could he be lack lacking?
could we be lack lacking?
could you be lack lacking?
could they be lack lacking?

Perfect

could I have lack lacked?
could you have lack lacked?
could he have lack lacked?
could we have lack lacked?
could you have lack lacked?
could they have lack lacked?

V-ing perfect

could I have been lack lacking?
could you have been lack lacking?
could he have been lack lacking?
could we have been lack lacking?
could you have been lack lacking?
could they have been lack lacking?

Interro-negative form

Simple form

could I not lack lack?
could you not lack lack?
could he not lack lack?
could we not lack lack?
could you not lack lack?
could they not lack lack?

V-ing form

could I not be lack lacking?
could you not be lack lacking?
could he not be lack lacking?
could we not be lack lacking?
could you not be lack lacking?
could they not be lack lacking?

Perfect

could I not have lack lacked?
could you not have lack lacked?
could he not have lack lacked?
could we not have lack lacked?
could you not have lack lacked?
could they not have lack lacked?

V-ing perfect

could I not have been lack lacking?
could you not have been lack lacking?
could he not have been lack lacking?
could we not have been lack lacking?
could you not have been lack lacking?
could they not have been lack lacking?

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