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

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

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I will not impair
you will not impair
he will not impair
we will not impair
you will not impair
they will not impair 	I will not be impairing
you will not be impairing
he will not be impairing
we will not be impairing
you will not be impairing
they will not be impairing	I will not have impaired
you will not have impaired
he will not have impaired
we will not have impaired
you will not have impaired
they will not have impaired	I will not have been impairing
you will not have been impairing
he will not have been impairing
we will not have been impairing
you will not have been impairing
they will not 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 	
will I not impair?
will you not impair?
will he not impair?
will we not impair?
will you not impair?
will they not impair? 	will I not be impairing?
will you not be impairing?
will he not be impairing?
will we not be impairing?
will you not be impairing?
will they not be impairing? 	will I not have impaired?
will you not have impaired?
will he not have impaired?
will we not have impaired?
will you not have impaired?
will they not have impaired? 	will I not have been impairing?
will you not have been impairing?
will he not have been impairing?
will we not have been impairing?
will you not have been impairing?
will they not have been impairing?