must unfetter
Verbe régulier : unfetter - unfettered- unfettered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must unfetter
you must unfetter
he must unfetter
we must unfetter
you must unfetter
they must unfetter 	I must be unfettering
you must be unfettering
he must be unfettering
we must be unfettering
you must be unfettering
they must be unfettering	I must have unfettered
you must have unfettered
he must have unfettered
we must have unfettered
you must have unfettered
they must have unfettered	I must have been unfettering
you must have been unfettering
he must have been unfettering
we must have been unfettering
you must have been unfettering
they must have been unfettering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not unfetter
you must not unfetter
he must not unfetter
we must not unfetter
you must not unfetter
they must not unfetter 	I must not be unfettering
you must not be unfettering
he must not be unfettering
we must not be unfettering
you must not be unfettering
they must not be unfettering	I must not have unfettered
you must not have unfettered
he must not have unfettered
we must not have unfettered
you must not have unfettered
they must not have unfettered	I must not have been unfettering
you must not have been unfettering
he must not have been unfettering
we must not have been unfettering
you must not have been unfettering
they must not have been unfettering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I unfetter?
must you unfetter?
must he unfetter?
must we unfetter?
must you unfetter?
must they unfetter? 	must I be unfettering?
must you be unfettering?
must he be unfettering?
must we be unfettering?
must you be unfettering?
must they be unfettering? 	must I have unfettered?
must you have unfettered?
must he have unfettered?
must we have unfettered?
must you have unfettered?
must they have unfettered? 	must I have been unfettering?
must you have been unfettering?
must he have been unfettering?
must we have been unfettering?
must you have been unfettering?
must they have been unfettering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not unfetter?
must you not unfetter?
must he not unfetter?
must we not unfetter?
must you not unfetter?
must they not unfetter? 	must I not be unfettering?
must you not be unfettering?
must he not be unfettering?
must we not be unfettering?
must you not be unfettering?
must they not be unfettering? 	must I not have unfettered?
must you not have unfettered?
must he not have unfettered?
must we not have unfettered?
must you not have unfettered?
must they not have unfettered? 	must I not have been unfettering?
must you not have been unfettering?
must he not have been unfettering?
must we not have been unfettering?
must you not have been unfettering?
must they not have been unfettering?