must blether
Verbe régulier : blether - blethered- blethered
Traduction française : dire des âneries ou des bêtises 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must blether
you must blether
she must blether
we must blether
you must blether
they must blether 	I must be blethering
you must be blethering
she must be blethering
we must be blethering
you must be blethering
they must be blethering	I must have blethered
you must have blethered
she must have blethered
we must have blethered
you must have blethered
they must have blethered	I must have been blethering
you must have been blethering
she must have been blethering
we must have been blethering
you must have been blethering
they must have been blethering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not blether
you must not blether
she must not blether
we must not blether
you must not blether
they must not blether 	I must not be blethering
you must not be blethering
she must not be blethering
we must not be blethering
you must not be blethering
they must not be blethering	I must not have blethered
you must not have blethered
she must not have blethered
we must not have blethered
you must not have blethered
they must not have blethered	I must not have been blethering
you must not have been blethering
she must not have been blethering
we must not have been blethering
you must not have been blethering
they must not have been blethering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I blether?
must you blether?
must she blether?
must we blether?
must you blether?
must they blether? 	must I be blethering?
must you be blethering?
must she be blethering?
must we be blethering?
must you be blethering?
must they be blethering? 	must I have blethered?
must you have blethered?
must she have blethered?
must we have blethered?
must you have blethered?
must they have blethered? 	must I have been blethering?
must you have been blethering?
must she have been blethering?
must we have been blethering?
must you have been blethering?
must they have been blethering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not blether?
must you not blether?
must she not blether?
must we not blether?
must you not blether?
must they not blether? 	must I not be blethering?
must you not be blethering?
must she not be blethering?
must we not be blethering?
must you not be blethering?
must they not be blethering? 	must I not have blethered?
must you not have blethered?
must she not have blethered?
must we not have blethered?
must you not have blethered?
must they not have blethered? 	must I not have been blethering?
must you not have been blethering?
must she not have been blethering?
must we not have been blethering?
must you not have been blethering?
must they not have been blethering?