English verb conjugation
COULD SIGNET

Regular verb: signet - signeted - signeted

Affirmation

Simple form	V-ing form
I could signet you could signet he could signet we could signet you could signet they could signet	I could be signeting you could be signeting he could be signeting we could be signeting you could be signeting they could be signeting
Perfect	V-ing perfect
I could have signeted you could have signeted he could have signeted we could have signeted you could have signeted they could have signeted	I could have been signeting you could have been signeting he could have been signeting we could have been signeting you could have been signeting they could have been signeting

Negation

Simple form	V-ing form
I couldn't signet you couldn't signet he couldn't signet we couldn't signet you couldn't signet they couldn't signet	I couldn't be signeting you couldn't be signeting he couldn't be signeting we couldn't be signeting you couldn't be signeting they couldn't be signeting
Perfect	V-ing perfect
I couldn't have signeted you couldn't have signeted he couldn't have signeted we couldn't have signeted you couldn't have signeted they couldn't have signeted	I couldn't have been signeting you couldn't have been signeting he couldn't have been signeting we couldn't have been signeting you couldn't have been signeting they couldn't have been signeting

Interrogative form

Simple form	V-ing form
could I signet? could you signet? could he signet? could we signet? could you signet? could they signet?	could I be signeting? could you be signeting? could he be signeting? could we be signeting? could you be signeting? could they be signeting?
Perfect	V-ing perfect
could I have signeted? could you have signeted? could he have signeted? could we have signeted? could you have signeted? could they have signeted?	could I have been signeting? could you have been signeting? could he have been signeting? could we have been signeting? could you have been signeting? could they have been signeting?

Interro-negative form

Simple form	V-ing form
couldn't I signet? couldn't you signet? couldn't he signet? couldn't we signet? couldn't you signet? couldn't they signet?	couldn't I be signeting? couldn't you be signeting? couldn't he be signeting? couldn't we be signeting? couldn't you be signeting? couldn't they be signeting?
Perfect	V-ing perfect
couldn't I have signeted? couldn't you have signeted? couldn't he have signeted? couldn't we have signeted? couldn't you have signeted? couldn't they have signeted?	couldn't I have been signeting? couldn't you have been signeting? couldn't he have been signeting? couldn't we have been signeting? couldn't you have been signeting? couldn't they have been signeting?