might impair
Regular verb: impair - impaired- impaired

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might impair
you might impair
he might impair
we might impair
you might impair
they might impair 	I might be impairing
you might be impairing
he might be impairing
we might be impairing
you might be impairing
they might be impairing	I might have impaired
you might have impaired
he might have impaired
we might have impaired
you might have impaired
they might have impaired	I might have been impairing
you might have been impairing
he might have been impairing
we might have been impairing
you might have been impairing
they might have been impairing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might not impair
you might not impair
he might not impair
we might not impair
you might not impair
they might not impair 	I might not be impairing
you might not be impairing
he might not be impairing
we might not be impairing
you might not be impairing
they might not be impairing	I might not have impaired
you might not have impaired
he might not have impaired
we might not have impaired
you might not have impaired
they might not have impaired	I might not have been impairing
you might not have been impairing
he might not have been impairing
we might not have been impairing
you might not have been impairing
they might not have been impairing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I impair?
might you impair?
might he impair?
might we impair?
might you impair?
might they impair? 	might I be impairing?
might you be impairing?
might he be impairing?
might we be impairing?
might you be impairing?
might they be impairing? 	might I have impaired?
might you have impaired?
might he have impaired?
might we have impaired?
might you have impaired?
might they have impaired? 	might I have been impairing?
might you have been impairing?
might he have been impairing?
might we have been impairing?
might you have been impairing?
might they have been impairing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I not impair?
might you not impair?
might he not impair?
might we not impair?
might you not impair?
might they not impair? 	might I not be impairing?
might you not be impairing?
might he not be impairing?
might we not be impairing?
might you not be impairing?
might they not be impairing? 	might I not have impaired?
might you not have impaired?
might he not have impaired?
might we not have impaired?
might you not have impaired?
might they not have impaired? 	might I not have been impairing?
might you not have been impairing?
might he not have been impairing?
might we not have been impairing?
might you not have been impairing?
might they not have been impairing?