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