English verb conjugation COULD SUBORN

Regular verb: suborn - suborned - suborned

Affirmation

Simple form

I could suborn
you could suborn
he could suborn
we could suborn
you could suborn
they could suborn

V-ing form

I could be suborning
you could be suborning
he could be suborning
we could be suborning
you could be suborning
they could be suborning

Perfect

I could have suborned
you could have suborned
he could have suborned
we could have suborned
you could have suborned
they could have suborned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I suborn?
could you suborn?
could he suborn?
could we suborn?
could you suborn?
could they suborn?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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