must staunch
Verbe régulier : staunch - staunched- staunched
Traduction française : étancher - arrêter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must staunch
you must staunch
he must staunch
we must staunch
you must staunch
they must staunch 	I must be staunching
you must be staunching
he must be staunching
we must be staunching
you must be staunching
they must be staunching	I must have staunched
you must have staunched
he must have staunched
we must have staunched
you must have staunched
they must have staunched	I must have been staunching
you must have been staunching
he must have been staunching
we must have been staunching
you must have been staunching
they must have been staunching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not staunch
you must not staunch
he must not staunch
we must not staunch
you must not staunch
they must not staunch 	I must not be staunching
you must not be staunching
he must not be staunching
we must not be staunching
you must not be staunching
they must not be staunching	I must not have staunched
you must not have staunched
he must not have staunched
we must not have staunched
you must not have staunched
they must not have staunched	I must not have been staunching
you must not have been staunching
he must not have been staunching
we must not have been staunching
you must not have been staunching
they must not have been staunching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I staunch?
must you staunch?
must he staunch?
must we staunch?
must you staunch?
must they staunch? 	must I be staunching?
must you be staunching?
must he be staunching?
must we be staunching?
must you be staunching?
must they be staunching? 	must I have staunched?
must you have staunched?
must he have staunched?
must we have staunched?
must you have staunched?
must they have staunched? 	must I have been staunching?
must you have been staunching?
must he have been staunching?
must we have been staunching?
must you have been staunching?
must they have been staunching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not staunch?
must you not staunch?
must he not staunch?
must we not staunch?
must you not staunch?
must they not staunch? 	must I not be staunching?
must you not be staunching?
must he not be staunching?
must we not be staunching?
must you not be staunching?
must they not be staunching? 	must I not have staunched?
must you not have staunched?
must he not have staunched?
must we not have staunched?
must you not have staunched?
must they not have staunched? 	must I not have been staunching?
must you not have been staunching?
must he not have been staunching?
must we not have been staunching?
must you not have been staunching?
must they not have been staunching?