English verb conjugation
COULD COMPOUND

Regular verb: compound - compounded - compounded

Affirmation

Simple form	V-ing form
I could compound you could compound he could compound we could compound you could compound they could compound	I could be compounding you could be compounding he could be compounding we could be compounding you could be compounding they could be compounding
Perfect	V-ing perfect
I could have compounded you could have compounded he could have compounded we could have compounded you could have compounded they could have compounded	I could have been compounding you could have been compounding he could have been compounding we could have been compounding you could have been compounding they could have been compounding

Negation

Simple form	V-ing form
I could not compound you could not compound he could not compound we could not compound you could not compound they could not compound	I could not be compounding you could not be compounding he could not be compounding we could not be compounding you could not be compounding they could not be compounding
Perfect	V-ing perfect
I could not have compounded you could not have compounded he could not have compounded we could not have compounded you could not have compounded they could not have compounded	I could not have been compounding you could not have been compounding he could not have been compounding we could not have been compounding you could not have been compounding they could not have been compounding

Interrogative form

Simple form	V-ing form
could I compound? could you compound? could he compound? could we compound? could you compound? could they compound?	could I be compounding? could you be compounding? could he be compounding? could we be compounding? could you be compounding? could they be compounding?
Perfect	V-ing perfect
could I have compounded? could you have compounded? could he have compounded? could we have compounded? could you have compounded? could they have compounded?	could I have been compounding? could you have been compounding? could he have been compounding? could we have been compounding? could you have been compounding? could they have been compounding?

Interro-negative form

Simple form	V-ing form
could I not compound? could you not compound? could he not compound? could we not compound? could you not compound? could they not compound?	could I not be compounding? could you not be compounding? could he not be compounding? could we not be compounding? could you not be compounding? could they not be compounding?
Perfect	V-ing perfect
could I not have compounded? could you not have compounded? could he not have compounded? could we not have compounded? could you not have compounded? could they not have compounded?	could I not have been compounding? could you not have been compounding? could he not have been compounding? could we not have been compounding? could you not have been compounding? could they not have been compounding?