English verb conjugation
COULD WILL

Regular verb: will - willed - willed

Affirmation

Simple form	V-ing form
I could will you could will he could will we could will you could will they could will	I could be willing you could be willing he could be willing we could be willing you could be willing they could be willing
Perfect	V-ing perfect
I could have willed you could have willed he could have willed we could have willed you could have willed they could have willed	I could have been willing you could have been willing he could have been willing we could have been willing you could have been willing they could have been willing

Negation

Simple form	V-ing form
I couldn't will you couldn't will he couldn't will we couldn't will you couldn't will they couldn't will	I couldn't be willing you couldn't be willing he couldn't be willing we couldn't be willing you couldn't be willing they couldn't be willing
Perfect	V-ing perfect
I couldn't have willed you couldn't have willed he couldn't have willed we couldn't have willed you couldn't have willed they couldn't have willed	I couldn't have been willing you couldn't have been willing he couldn't have been willing we couldn't have been willing you couldn't have been willing they couldn't have been willing

Interrogative form

Simple form	V-ing form
could I will? could you will? could he will? could we will? could you will? could they will?	could I be willing? could you be willing? could he be willing? could we be willing? could you be willing? could they be willing?
Perfect	V-ing perfect
could I have willed? could you have willed? could he have willed? could we have willed? could you have willed? could they have willed?	could I have been willing? could you have been willing? could he have been willing? could we have been willing? could you have been willing? could they have been willing?

Interro-negative form

Simple form	V-ing form
couldn't I will? couldn't you will? couldn't he will? couldn't we will? couldn't you will? couldn't they will?	couldn't I be willing? couldn't you be willing? couldn't he be willing? couldn't we be willing? couldn't you be willing? couldn't they be willing?
Perfect	V-ing perfect
couldn't I have willed? couldn't you have willed? couldn't he have willed? couldn't we have willed? couldn't you have willed? couldn't they have willed?	couldn't I have been willing? couldn't you have been willing? couldn't he have been willing? couldn't we have been willing? couldn't you have been willing? couldn't they have been willing?