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