English verb conjugation COULD VITALIZE

Regular verb: vitalize - vitalized - vitalized

Affirmation

Simple form

I could vitalize
you could vitalize
he could vitalize
we could vitalize
you could vitalize
they could vitalize

V-ing form

I could be vitalizing
you could be vitalizing
he could be vitalizing
we could be vitalizing
you could be vitalizing
they could be vitalizing

Perfect

I could have vitalized
you could have vitalized
he could have vitalized
we could have vitalized
you could have vitalized
they could have vitalized

V-ing perfect

I could have been vitalizing
you could have been vitalizing
he could have been vitalizing
we could have been vitalizing
you could have been vitalizing
they could have been vitalizing

Negation

Simple form

I couldn't vitalize
you couldn't vitalize
he couldn't vitalize
we couldn't vitalize
you couldn't vitalize
they couldn't vitalize

V-ing form

I couldn't be vitalizing
you couldn't be vitalizing
he couldn't be vitalizing
we couldn't be vitalizing
you couldn't be vitalizing
they couldn't be vitalizing

Perfect

I couldn't have vitalized
you couldn't have vitalized
he couldn't have vitalized
we couldn't have vitalized
you couldn't have vitalized
they couldn't have vitalized

V-ing perfect

I couldn't have been vitalizing
you couldn't have been vitalizing
he couldn't have been vitalizing
we couldn't have been vitalizing
you couldn't have been vitalizing
they couldn't have been vitalizing

Interrogative form

Simple form

could I vitalize?
could you vitalize?
could he vitalize?
could we vitalize?
could you vitalize?
could they vitalize?

V-ing form

could I be vitalizing?
could you be vitalizing?
could he be vitalizing?
could we be vitalizing?
could you be vitalizing?
could they be vitalizing?

Perfect

could I have vitalized?
could you have vitalized?
could he have vitalized?
could we have vitalized?
could you have vitalized?
could they have vitalized?

V-ing perfect

could I have been vitalizing?
could you have been vitalizing?
could he have been vitalizing?
could we have been vitalizing?
could you have been vitalizing?
could they have been vitalizing?

Interro-negative form

Simple form

couldn't I vitalize?
couldn't you vitalize?
couldn't he vitalize?
couldn't we vitalize?
couldn't you vitalize?
couldn't they vitalize?

V-ing form

couldn't I be vitalizing?
couldn't you be vitalizing?
couldn't he be vitalizing?
couldn't we be vitalizing?
couldn't you be vitalizing?
couldn't they be vitalizing?

Perfect

couldn't I have vitalized?
couldn't you have vitalized?
couldn't he have vitalized?
couldn't we have vitalized?
couldn't you have vitalized?
couldn't they have vitalized?

V-ing perfect

couldn't I have been vitalizing?
couldn't you have been vitalizing?
couldn't he have been vitalizing?
couldn't we have been vitalizing?
couldn't you have been vitalizing?
couldn't they have been vitalizing?

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