must overdescribe
Verbe régulier : overdescribe - overdescribed- overdescribed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must overdescribe
you must overdescribe
he must overdescribe
we must overdescribe
you must overdescribe
they must overdescribe 	I must be overdescribing
you must be overdescribing
he must be overdescribing
we must be overdescribing
you must be overdescribing
they must be overdescribing	I must have overdescribed
you must have overdescribed
he must have overdescribed
we must have overdescribed
you must have overdescribed
they must have overdescribed	I must have been overdescribing
you must have been overdescribing
he must have been overdescribing
we must have been overdescribing
you must have been overdescribing
they must have been overdescribing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not overdescribe
you must not overdescribe
he must not overdescribe
we must not overdescribe
you must not overdescribe
they must not overdescribe 	I must not be overdescribing
you must not be overdescribing
he must not be overdescribing
we must not be overdescribing
you must not be overdescribing
they must not be overdescribing	I must not have overdescribed
you must not have overdescribed
he must not have overdescribed
we must not have overdescribed
you must not have overdescribed
they must not have overdescribed	I must not have been overdescribing
you must not have been overdescribing
he must not have been overdescribing
we must not have been overdescribing
you must not have been overdescribing
they must not have been overdescribing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I overdescribe?
must you overdescribe?
must he overdescribe?
must we overdescribe?
must you overdescribe?
must they overdescribe? 	must I be overdescribing?
must you be overdescribing?
must he be overdescribing?
must we be overdescribing?
must you be overdescribing?
must they be overdescribing? 	must I have overdescribed?
must you have overdescribed?
must he have overdescribed?
must we have overdescribed?
must you have overdescribed?
must they have overdescribed? 	must I have been overdescribing?
must you have been overdescribing?
must he have been overdescribing?
must we have been overdescribing?
must you have been overdescribing?
must they have been overdescribing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not overdescribe?
must you not overdescribe?
must he not overdescribe?
must we not overdescribe?
must you not overdescribe?
must they not overdescribe? 	must I not be overdescribing?
must you not be overdescribing?
must he not be overdescribing?
must we not be overdescribing?
must you not be overdescribing?
must they not be overdescribing? 	must I not have overdescribed?
must you not have overdescribed?
must he not have overdescribed?
must we not have overdescribed?
must you not have overdescribed?
must they not have overdescribed? 	must I not have been overdescribing?
must you not have been overdescribing?
must he not have been overdescribing?
must we not have been overdescribing?
must you not have been overdescribing?
must they not have been overdescribing?