English verb conjugation
MUST PINION

Regular verb: pinion - pinioned - pinioned

Affirmation

Simple form	V-ing form
I must pinion you must pinion he must pinion we must pinion you must pinion they must pinion	I must be pinioning you must be pinioning he must be pinioning we must be pinioning you must be pinioning they must be pinioning
Perfect	V-ing perfect
I must have pinioned you must have pinioned he must have pinioned we must have pinioned you must have pinioned they must have pinioned	I must have been pinioning you must have been pinioning he must have been pinioning we must have been pinioning you must have been pinioning they must have been pinioning

Negation

Simple form	V-ing form
I mustn't pinion you mustn't pinion he mustn't pinion we mustn't pinion you mustn't pinion they mustn't pinion	I mustn't be pinioning you mustn't be pinioning he mustn't be pinioning we mustn't be pinioning you mustn't be pinioning they mustn't be pinioning
Perfect	V-ing perfect
I mustn't have pinioned you mustn't have pinioned he mustn't have pinioned we mustn't have pinioned you mustn't have pinioned they mustn't have pinioned	I mustn't have been pinioning you mustn't have been pinioning he mustn't have been pinioning we mustn't have been pinioning you mustn't have been pinioning they mustn't have been pinioning

Interrogative form

Simple form	V-ing form
must I pinion? must you pinion? must he pinion? must we pinion? must you pinion? must they pinion?	must I be pinioning? must you be pinioning? must he be pinioning? must we be pinioning? must you be pinioning? must they be pinioning?
Perfect	V-ing perfect
must I have pinioned? must you have pinioned? must he have pinioned? must we have pinioned? must you have pinioned? must they have pinioned?	must I have been pinioning? must you have been pinioning? must he have been pinioning? must we have been pinioning? must you have been pinioning? must they have been pinioning?

Interro-negative form

Simple form	V-ing form
mustn't I pinion? mustn't you pinion? mustn't he pinion? mustn't we pinion? mustn't you pinion? mustn't they pinion?	mustn't I be pinioning? mustn't you be pinioning? mustn't he be pinioning? mustn't we be pinioning? mustn't you be pinioning? mustn't they be pinioning?
Perfect	V-ing perfect
mustn't I have pinioned? mustn't you have pinioned? mustn't he have pinioned? mustn't we have pinioned? mustn't you have pinioned? mustn't they have pinioned?	mustn't I have been pinioning? mustn't you have been pinioning? mustn't he have been pinioning? mustn't we have been pinioning? mustn't you have been pinioning? mustn't they have been pinioning?