English verb conjugation COULD VOWELIZE

Regular verb: vowelize - vowelized - vowelized

Affirmation

Simple form

I could vowelize
you could vowelize
he could vowelize
we could vowelize
you could vowelize
they could vowelize

V-ing form

I could be vowelizing
you could be vowelizing
he could be vowelizing
we could be vowelizing
you could be vowelizing
they could be vowelizing

Perfect

I could have vowelized
you could have vowelized
he could have vowelized
we could have vowelized
you could have vowelized
they could have vowelized

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I vowelize?
could you vowelize?
could he vowelize?
could we vowelize?
could you vowelize?
could they vowelize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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