will impair
Verbe régulier : impair - impaired- impaired
Traduction française : diminuer - détériorer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'll impair
you'll impair
he'll impair
we'll impair
you'll impair
they'll impair 	I'll be impairing
you'll be impairing
he'll be impairing
we'll be impairing
you'll be impairing
they'll be impairing	I'll have impaired
you'll have impaired
he'll have impaired
we'll have impaired
you'll have impaired
they'll have impaired	I'll have been impairing
you'll have been impairing
he'll have been impairing
we'll have been impairing
you'll have been impairing
they'll have been impairing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I won't impair
you won't impair
he won't impair
we won't impair
you won't impair
they won't impair 	I won't be impairing
you won't be impairing
he won't be impairing
we won't be impairing
you won't be impairing
they won't be impairing	I won't have impaired
you won't have impaired
he won't have impaired
we won't have impaired
you won't have impaired
they won't have impaired	I won't have been impairing
you won't have been impairing
he won't have been impairing
we won't have been impairing
you won't have been impairing
they won't have been impairing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
will I impair?
will you impair?
will he impair?
will we impair?
will you impair?
will they impair? 	will I be impairing?
will you be impairing?
will he be impairing?
will we be impairing?
will you be impairing?
will they be impairing? 	will I have impaired?
will you have impaired?
will he have impaired?
will we have impaired?
will you have impaired?
will they have impaired? 	will I have been impairing?
will you have been impairing?
will he have been impairing?
will we have been impairing?
will you have been impairing?
will they have been impairing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
won't I impair?
won't you impair?
won't he impair?
won't we impair?
won't you impair?
won't they impair? 	won't I be impairing?
won't you be impairing?
won't he be impairing?
won't we be impairing?
won't you be impairing?
won't they be impairing? 	won't I have impaired?
won't you have impaired?
won't he have impaired?
won't we have impaired?
won't you have impaired?
won't they have impaired? 	won't I have been impairing?
won't you have been impairing?
won't he have been impairing?
won't we have been impairing?
won't you have been impairing?
won't they have been impairing?