English verb conjugation
COULD DISADVANTAGE

Regular verb: disadvantage - disadvantaged - disadvantaged

Affirmation

Simple form	V-ing form
I could disadvantage you could disadvantage he could disadvantage we could disadvantage you could disadvantage they could disadvantage	I could be disadvantaging you could be disadvantaging he could be disadvantaging we could be disadvantaging you could be disadvantaging they could be disadvantaging
Perfect	V-ing perfect
I could have disadvantaged you could have disadvantaged he could have disadvantaged we could have disadvantaged you could have disadvantaged they could have disadvantaged	I could have been disadvantaging you could have been disadvantaging he could have been disadvantaging we could have been disadvantaging you could have been disadvantaging they could have been disadvantaging

Negation

Simple form	V-ing form
I could not disadvantage you could not disadvantage he could not disadvantage we could not disadvantage you could not disadvantage they could not disadvantage	I could not be disadvantaging you could not be disadvantaging he could not be disadvantaging we could not be disadvantaging you could not be disadvantaging they could not be disadvantaging
Perfect	V-ing perfect
I could not have disadvantaged you could not have disadvantaged he could not have disadvantaged we could not have disadvantaged you could not have disadvantaged they could not have disadvantaged	I could not have been disadvantaging you could not have been disadvantaging he could not have been disadvantaging we could not have been disadvantaging you could not have been disadvantaging they could not have been disadvantaging

Interrogative form

Simple form	V-ing form
could I disadvantage? could you disadvantage? could he disadvantage? could we disadvantage? could you disadvantage? could they disadvantage?	could I be disadvantaging? could you be disadvantaging? could he be disadvantaging? could we be disadvantaging? could you be disadvantaging? could they be disadvantaging?
Perfect	V-ing perfect
could I have disadvantaged? could you have disadvantaged? could he have disadvantaged? could we have disadvantaged? could you have disadvantaged? could they have disadvantaged?	could I have been disadvantaging? could you have been disadvantaging? could he have been disadvantaging? could we have been disadvantaging? could you have been disadvantaging? could they have been disadvantaging?

Interro-negative form

Simple form	V-ing form
could I not disadvantage? could you not disadvantage? could he not disadvantage? could we not disadvantage? could you not disadvantage? could they not disadvantage?	could I not be disadvantaging? could you not be disadvantaging? could he not be disadvantaging? could we not be disadvantaging? could you not be disadvantaging? could they not be disadvantaging?
Perfect	V-ing perfect
could I not have disadvantaged? could you not have disadvantaged? could he not have disadvantaged? could we not have disadvantaged? could you not have disadvantaged? could they not have disadvantaged?	could I not have been disadvantaging? could you not have been disadvantaging? could he not have been disadvantaging? could we not have been disadvantaging? could you not have been disadvantaging? could they not have been disadvantaging?