English verb conjugation
MUST STOUTEN

Regular verb: stouten - stoutened - stoutened

Affirmation

Simple form	V-ing form
I must stouten you must stouten he must stouten we must stouten you must stouten they must stouten	I must be stoutening you must be stoutening he must be stoutening we must be stoutening you must be stoutening they must be stoutening
Perfect	V-ing perfect
I must have stoutened you must have stoutened he must have stoutened we must have stoutened you must have stoutened they must have stoutened	I must have been stoutening you must have been stoutening he must have been stoutening we must have been stoutening you must have been stoutening they must have been stoutening

Negation

Simple form	V-ing form
I must not stouten you must not stouten he must not stouten we must not stouten you must not stouten they must not stouten	I must not be stoutening you must not be stoutening he must not be stoutening we must not be stoutening you must not be stoutening they must not be stoutening
Perfect	V-ing perfect
I must not have stoutened you must not have stoutened he must not have stoutened we must not have stoutened you must not have stoutened they must not have stoutened	I must not have been stoutening you must not have been stoutening he must not have been stoutening we must not have been stoutening you must not have been stoutening they must not have been stoutening

Interrogative form

Simple form	V-ing form
must I stouten? must you stouten? must he stouten? must we stouten? must you stouten? must they stouten?	must I be stoutening? must you be stoutening? must he be stoutening? must we be stoutening? must you be stoutening? must they be stoutening?
Perfect	V-ing perfect
must I have stoutened? must you have stoutened? must he have stoutened? must we have stoutened? must you have stoutened? must they have stoutened?	must I have been stoutening? must you have been stoutening? must he have been stoutening? must we have been stoutening? must you have been stoutening? must they have been stoutening?

Interro-negative form

Simple form	V-ing form
must I not stouten? must you not stouten? must he not stouten? must we not stouten? must you not stouten? must they not stouten?	must I not be stoutening? must you not be stoutening? must he not be stoutening? must we not be stoutening? must you not be stoutening? must they not be stoutening?
Perfect	V-ing perfect
must I not have stoutened? must you not have stoutened? must he not have stoutened? must we not have stoutened? must you not have stoutened? must they not have stoutened?	must I not have been stoutening? must you not have been stoutening? must he not have been stoutening? must we not have been stoutening? must you not have been stoutening? must they not have been stoutening?