English verb conjugation COULD SAPONIFY

Regular verb: saponify - saponified - saponified

Affirmation

Simple form

I could saponify
you could saponify
he could saponify
we could saponify
you could saponify
they could saponify

V-ing form

I could be saponifying
you could be saponifying
he could be saponifying
we could be saponifying
you could be saponifying
they could be saponifying

Perfect

I could have saponified
you could have saponified
he could have saponified
we could have saponified
you could have saponified
they could have saponified

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I saponify?
could you saponify?
could he saponify?
could we saponify?
could you saponify?
could they saponify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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