English verb conjugation
COULD EXSCIND

Regular verb: exscind - exscinded - exscinded

Affirmation

Simple form	V-ing form
I could exscind you could exscind he could exscind we could exscind you could exscind they could exscind	I could be exscinding you could be exscinding he could be exscinding we could be exscinding you could be exscinding they could be exscinding
Perfect	V-ing perfect
I could have exscinded you could have exscinded he could have exscinded we could have exscinded you could have exscinded they could have exscinded	I could have been exscinding you could have been exscinding he could have been exscinding we could have been exscinding you could have been exscinding they could have been exscinding

Negation

Simple form	V-ing form
I couldn't exscind you couldn't exscind he couldn't exscind we couldn't exscind you couldn't exscind they couldn't exscind	I couldn't be exscinding you couldn't be exscinding he couldn't be exscinding we couldn't be exscinding you couldn't be exscinding they couldn't be exscinding
Perfect	V-ing perfect
I couldn't have exscinded you couldn't have exscinded he couldn't have exscinded we couldn't have exscinded you couldn't have exscinded they couldn't have exscinded	I couldn't have been exscinding you couldn't have been exscinding he couldn't have been exscinding we couldn't have been exscinding you couldn't have been exscinding they couldn't have been exscinding

Interrogative form

Simple form	V-ing form
could I exscind? could you exscind? could he exscind? could we exscind? could you exscind? could they exscind?	could I be exscinding? could you be exscinding? could he be exscinding? could we be exscinding? could you be exscinding? could they be exscinding?
Perfect	V-ing perfect
could I have exscinded? could you have exscinded? could he have exscinded? could we have exscinded? could you have exscinded? could they have exscinded?	could I have been exscinding? could you have been exscinding? could he have been exscinding? could we have been exscinding? could you have been exscinding? could they have been exscinding?

Interro-negative form

Simple form	V-ing form
couldn't I exscind? couldn't you exscind? couldn't he exscind? couldn't we exscind? couldn't you exscind? couldn't they exscind?	couldn't I be exscinding? couldn't you be exscinding? couldn't he be exscinding? couldn't we be exscinding? couldn't you be exscinding? couldn't they be exscinding?
Perfect	V-ing perfect
couldn't I have exscinded? couldn't you have exscinded? couldn't he have exscinded? couldn't we have exscinded? couldn't you have exscinded? couldn't they have exscinded?	couldn't I have been exscinding? couldn't you have been exscinding? couldn't he have been exscinding? couldn't we have been exscinding? couldn't you have been exscinding? couldn't they have been exscinding?