English verb conjugation
COULD LOITER

Regular verb: loiter - loitered - loitered

Affirmation

Simple form	V-ing form
I could loiter you could loiter he could loiter we could loiter you could loiter they could loiter	I could be loitering you could be loitering he could be loitering we could be loitering you could be loitering they could be loitering
Perfect	V-ing perfect
I could have loitered you could have loitered he could have loitered we could have loitered you could have loitered they could have loitered	I could have been loitering you could have been loitering he could have been loitering we could have been loitering you could have been loitering they could have been loitering

Negation

Simple form	V-ing form
I could not loiter you could not loiter he could not loiter we could not loiter you could not loiter they could not loiter	I could not be loitering you could not be loitering he could not be loitering we could not be loitering you could not be loitering they could not be loitering
Perfect	V-ing perfect
I could not have loitered you could not have loitered he could not have loitered we could not have loitered you could not have loitered they could not have loitered	I could not have been loitering you could not have been loitering he could not have been loitering we could not have been loitering you could not have been loitering they could not have been loitering

Interrogative form

Simple form	V-ing form
could I loiter? could you loiter? could he loiter? could we loiter? could you loiter? could they loiter?	could I be loitering? could you be loitering? could he be loitering? could we be loitering? could you be loitering? could they be loitering?
Perfect	V-ing perfect
could I have loitered? could you have loitered? could he have loitered? could we have loitered? could you have loitered? could they have loitered?	could I have been loitering? could you have been loitering? could he have been loitering? could we have been loitering? could you have been loitering? could they have been loitering?

Interro-negative form

Simple form	V-ing form
could I not loiter? could you not loiter? could he not loiter? could we not loiter? could you not loiter? could they not loiter?	could I not be loitering? could you not be loitering? could he not be loitering? could we not be loitering? could you not be loitering? could they not be loitering?
Perfect	V-ing perfect
could I not have loitered? could you not have loitered? could he not have loitered? could we not have loitered? could you not have loitered? could they not have loitered?	could I not have been loitering? could you not have been loitering? could he not have been loitering? could we not have been loitering? could you not have been loitering? could they not have been loitering?