Regular verb: laughter - laughtered - laughtered
Warning, this verb may not exist. Conjugation is given as example.
Simple form | V-ing form |
I must laughter you must laughter she must laughter we must laughter you must laughter they must laughter | I must be laughtering you must be laughtering she must be laughtering we must be laughtering you must be laughtering they must be laughtering |
Perfect | V-ing perfect |
I must have laughtered you must have laughtered she must have laughtered we must have laughtered you must have laughtered they must have laughtered | I must have been laughtering you must have been laughtering she must have been laughtering we must have been laughtering you must have been laughtering they must have been laughtering |
Simple form | V-ing form |
I must not laughter you must not laughter she must not laughter we must not laughter you must not laughter they must not laughter | I must not be laughtering you must not be laughtering she must not be laughtering we must not be laughtering you must not be laughtering they must not be laughtering |
Perfect | V-ing perfect |
I must not have laughtered you must not have laughtered she must not have laughtered we must not have laughtered you must not have laughtered they must not have laughtered | I must not have been laughtering you must not have been laughtering she must not have been laughtering we must not have been laughtering you must not have been laughtering they must not have been laughtering |
Simple form | V-ing form |
must I laughter? must you laughter? must she laughter? must we laughter? must you laughter? must they laughter? | must I be laughtering? must you be laughtering? must she be laughtering? must we be laughtering? must you be laughtering? must they be laughtering? |
Perfect | V-ing perfect |
must I have laughtered? must you have laughtered? must she have laughtered? must we have laughtered? must you have laughtered? must they have laughtered? | must I have been laughtering? must you have been laughtering? must she have been laughtering? must we have been laughtering? must you have been laughtering? must they have been laughtering? |
Simple form | V-ing form |
must I not laughter? must you not laughter? must she not laughter? must we not laughter? must you not laughter? must they not laughter? | must I not be laughtering? must you not be laughtering? must she not be laughtering? must we not be laughtering? must you not be laughtering? must they not be laughtering? |
Perfect | V-ing perfect |
must I not have laughtered? must you not have laughtered? must she not have laughtered? must we not have laughtered? must you not have laughtered? must they not have laughtered? | must I not have been laughtering? must you not have been laughtering? must she not have been laughtering? must we not have been laughtering? must you not have been laughtering? must they not have been laughtering? |