English verb conjugation
COULD OVERWHELM

Regular verb: overwhelm - overwhelmed - overwhelmed

Affirmation

Simple form	V-ing form
I could overwhelm you could overwhelm he could overwhelm we could overwhelm you could overwhelm they could overwhelm	I could be overwhelming you could be overwhelming he could be overwhelming we could be overwhelming you could be overwhelming they could be overwhelming
Perfect	V-ing perfect
I could have overwhelmed you could have overwhelmed he could have overwhelmed we could have overwhelmed you could have overwhelmed they could have overwhelmed	I could have been overwhelming you could have been overwhelming he could have been overwhelming we could have been overwhelming you could have been overwhelming they could have been overwhelming

Negation

Simple form	V-ing form
I couldn't overwhelm you couldn't overwhelm he couldn't overwhelm we couldn't overwhelm you couldn't overwhelm they couldn't overwhelm	I couldn't be overwhelming you couldn't be overwhelming he couldn't be overwhelming we couldn't be overwhelming you couldn't be overwhelming they couldn't be overwhelming
Perfect	V-ing perfect
I couldn't have overwhelmed you couldn't have overwhelmed he couldn't have overwhelmed we couldn't have overwhelmed you couldn't have overwhelmed they couldn't have overwhelmed	I couldn't have been overwhelming you couldn't have been overwhelming he couldn't have been overwhelming we couldn't have been overwhelming you couldn't have been overwhelming they couldn't have been overwhelming

Interrogative form

Simple form	V-ing form
could I overwhelm? could you overwhelm? could he overwhelm? could we overwhelm? could you overwhelm? could they overwhelm?	could I be overwhelming? could you be overwhelming? could he be overwhelming? could we be overwhelming? could you be overwhelming? could they be overwhelming?
Perfect	V-ing perfect
could I have overwhelmed? could you have overwhelmed? could he have overwhelmed? could we have overwhelmed? could you have overwhelmed? could they have overwhelmed?	could I have been overwhelming? could you have been overwhelming? could he have been overwhelming? could we have been overwhelming? could you have been overwhelming? could they have been overwhelming?

Interro-negative form

Simple form	V-ing form
couldn't I overwhelm? couldn't you overwhelm? couldn't he overwhelm? couldn't we overwhelm? couldn't you overwhelm? couldn't they overwhelm?	couldn't I be overwhelming? couldn't you be overwhelming? couldn't he be overwhelming? couldn't we be overwhelming? couldn't you be overwhelming? couldn't they be overwhelming?
Perfect	V-ing perfect
couldn't I have overwhelmed? couldn't you have overwhelmed? couldn't he have overwhelmed? couldn't we have overwhelmed? couldn't you have overwhelmed? couldn't they have overwhelmed?	couldn't I have been overwhelming? couldn't you have been overwhelming? couldn't he have been overwhelming? couldn't we have been overwhelming? couldn't you have been overwhelming? couldn't they have been overwhelming?