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 mustn't laughter you mustn't laughter she mustn't laughter we mustn't laughter you mustn't laughter they mustn't laughter | I mustn't be laughtering you mustn't be laughtering she mustn't be laughtering we mustn't be laughtering you mustn't be laughtering they mustn't be laughtering |
Perfect | V-ing perfect |
I mustn't have laughtered you mustn't have laughtered she mustn't have laughtered we mustn't have laughtered you mustn't have laughtered they mustn't have laughtered | I mustn't have been laughtering you mustn't have been laughtering she mustn't have been laughtering we mustn't have been laughtering you mustn't have been laughtering they mustn't 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 |
mustn't I laughter? mustn't you laughter? mustn't she laughter? mustn't we laughter? mustn't you laughter? mustn't they laughter? | mustn't I be laughtering? mustn't you be laughtering? mustn't she be laughtering? mustn't we be laughtering? mustn't you be laughtering? mustn't they be laughtering? |
Perfect | V-ing perfect |
mustn't I have laughtered? mustn't you have laughtered? mustn't she have laughtered? mustn't we have laughtered? mustn't you have laughtered? mustn't they have laughtered? | mustn't I have been laughtering? mustn't you have been laughtering? mustn't she have been laughtering? mustn't we have been laughtering? mustn't you have been laughtering? mustn't they have been laughtering? |