English verb conjugation
MUST STANCHION

Regular verb: stanchion - stanchioned - stanchioned

Affirmation

Simple form	V-ing form
I must stanchion you must stanchion he must stanchion we must stanchion you must stanchion they must stanchion	I must be stanchioning you must be stanchioning he must be stanchioning we must be stanchioning you must be stanchioning they must be stanchioning
Perfect	V-ing perfect
I must have stanchioned you must have stanchioned he must have stanchioned we must have stanchioned you must have stanchioned they must have stanchioned	I must have been stanchioning you must have been stanchioning he must have been stanchioning we must have been stanchioning you must have been stanchioning they must have been stanchioning

Negation

Simple form	V-ing form
I mustn't stanchion you mustn't stanchion he mustn't stanchion we mustn't stanchion you mustn't stanchion they mustn't stanchion	I mustn't be stanchioning you mustn't be stanchioning he mustn't be stanchioning we mustn't be stanchioning you mustn't be stanchioning they mustn't be stanchioning
Perfect	V-ing perfect
I mustn't have stanchioned you mustn't have stanchioned he mustn't have stanchioned we mustn't have stanchioned you mustn't have stanchioned they mustn't have stanchioned	I mustn't have been stanchioning you mustn't have been stanchioning he mustn't have been stanchioning we mustn't have been stanchioning you mustn't have been stanchioning they mustn't have been stanchioning

Interrogative form

Simple form	V-ing form
must I stanchion? must you stanchion? must he stanchion? must we stanchion? must you stanchion? must they stanchion?	must I be stanchioning? must you be stanchioning? must he be stanchioning? must we be stanchioning? must you be stanchioning? must they be stanchioning?
Perfect	V-ing perfect
must I have stanchioned? must you have stanchioned? must he have stanchioned? must we have stanchioned? must you have stanchioned? must they have stanchioned?	must I have been stanchioning? must you have been stanchioning? must he have been stanchioning? must we have been stanchioning? must you have been stanchioning? must they have been stanchioning?

Interro-negative form

Simple form	V-ing form
mustn't I stanchion? mustn't you stanchion? mustn't he stanchion? mustn't we stanchion? mustn't you stanchion? mustn't they stanchion?	mustn't I be stanchioning? mustn't you be stanchioning? mustn't he be stanchioning? mustn't we be stanchioning? mustn't you be stanchioning? mustn't they be stanchioning?
Perfect	V-ing perfect
mustn't I have stanchioned? mustn't you have stanchioned? mustn't he have stanchioned? mustn't we have stanchioned? mustn't you have stanchioned? mustn't they have stanchioned?	mustn't I have been stanchioning? mustn't you have been stanchioning? mustn't he have been stanchioning? mustn't we have been stanchioning? mustn't you have been stanchioning? mustn't they have been stanchioning?