Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must fluster fluster you must fluster fluster he must fluster fluster we must fluster fluster you must fluster fluster they must fluster fluster
V-ing form
I must be fluster flustering you must be fluster flustering he must be fluster flustering we must be fluster flustering you must be fluster flustering they must be fluster flustering
Perfect
I must have fluster flustered you must have fluster flustered he must have fluster flustered we must have fluster flustered you must have fluster flustered they must have fluster flustered
V-ing perfect
I must have been fluster flustering you must have been fluster flustering he must have been fluster flustering we must have been fluster flustering you must have been fluster flustering they must have been fluster flustering
Negation
Simple form
I must not fluster fluster you must not fluster fluster he must not fluster fluster we must not fluster fluster you must not fluster fluster they must not fluster fluster
V-ing form
I must not be fluster flustering you must not be fluster flustering he must not be fluster flustering we must not be fluster flustering you must not be fluster flustering they must not be fluster flustering
Perfect
I must not have fluster flustered you must not have fluster flustered he must not have fluster flustered we must not have fluster flustered you must not have fluster flustered they must not have fluster flustered
V-ing perfect
I must not have been fluster flustering you must not have been fluster flustering he must not have been fluster flustering we must not have been fluster flustering you must not have been fluster flustering they must not have been fluster flustering
Interrogative form
Simple form
must I fluster fluster? must you fluster fluster? must he fluster fluster? must we fluster fluster? must you fluster fluster? must they fluster fluster?
V-ing form
must I be fluster flustering? must you be fluster flustering? must he be fluster flustering? must we be fluster flustering? must you be fluster flustering? must they be fluster flustering?
Perfect
must I have fluster flustered? must you have fluster flustered? must he have fluster flustered? must we have fluster flustered? must you have fluster flustered? must they have fluster flustered?
V-ing perfect
must I have been fluster flustering? must you have been fluster flustering? must he have been fluster flustering? must we have been fluster flustering? must you have been fluster flustering? must they have been fluster flustering?
Interro-negative form
Simple form
must I not fluster fluster? must you not fluster fluster? must he not fluster fluster? must we not fluster fluster? must you not fluster fluster? must they not fluster fluster?
V-ing form
must I not be fluster flustering? must you not be fluster flustering? must he not be fluster flustering? must we not be fluster flustering? must you not be fluster flustering? must they not be fluster flustering?
Perfect
must I not have fluster flustered? must you not have fluster flustered? must he not have fluster flustered? must we not have fluster flustered? must you not have fluster flustered? must they not have fluster flustered?
V-ing perfect
must I not have been fluster flustering? must you not have been fluster flustering? must he not have been fluster flustering? must we not have been fluster flustering? must you not have been fluster flustering? must they not have been fluster flustering?