English verb conjugation
COULD LAUGHTER

Regular verb: laughter - laughtered - laughtered

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could laughter you could laughter she could laughter we could laughter you could laughter they could laughter	I could be laughtering you could be laughtering she could be laughtering we could be laughtering you could be laughtering they could be laughtering
Perfect	V-ing perfect
I could have laughtered you could have laughtered she could have laughtered we could have laughtered you could have laughtered they could have laughtered	I could have been laughtering you could have been laughtering she could have been laughtering we could have been laughtering you could have been laughtering they could have been laughtering

Negation

Simple form	V-ing form
I could not laughter you could not laughter she could not laughter we could not laughter you could not laughter they could not laughter	I could not be laughtering you could not be laughtering she could not be laughtering we could not be laughtering you could not be laughtering they could not be laughtering
Perfect	V-ing perfect
I could not have laughtered you could not have laughtered she could not have laughtered we could not have laughtered you could not have laughtered they could not have laughtered	I could not have been laughtering you could not have been laughtering she could not have been laughtering we could not have been laughtering you could not have been laughtering they could not have been laughtering

Interrogative form

Simple form	V-ing form
could I laughter? could you laughter? could she laughter? could we laughter? could you laughter? could they laughter?	could I be laughtering? could you be laughtering? could she be laughtering? could we be laughtering? could you be laughtering? could they be laughtering?
Perfect	V-ing perfect
could I have laughtered? could you have laughtered? could she have laughtered? could we have laughtered? could you have laughtered? could they have laughtered?	could I have been laughtering? could you have been laughtering? could she have been laughtering? could we have been laughtering? could you have been laughtering? could they have been laughtering?

Interro-negative form

Simple form	V-ing form
could I not laughter? could you not laughter? could she not laughter? could we not laughter? could you not laughter? could they not laughter?	could I not be laughtering? could you not be laughtering? could she not be laughtering? could we not be laughtering? could you not be laughtering? could they not be laughtering?
Perfect	V-ing perfect
could I not have laughtered? could you not have laughtered? could she not have laughtered? could we not have laughtered? could you not have laughtered? could they not have laughtered?	could I not have been laughtering? could you not have been laughtering? could she not have been laughtering? could we not have been laughtering? could you not have been laughtering? could they not have been laughtering?