will undervalue
Regular verb: undervalue - undervalued- undervalued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will undervalue
you will undervalue
he will undervalue
we will undervalue
you will undervalue
they will undervalue 	I will be undervaluing
you will be undervaluing
he will be undervaluing
we will be undervaluing
you will be undervaluing
they will be undervaluing	I will have undervalued
you will have undervalued
he will have undervalued
we will have undervalued
you will have undervalued
they will have undervalued	I will have been undervaluing
you will have been undervaluing
he will have been undervaluing
we will have been undervaluing
you will have been undervaluing
they will have been undervaluing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not undervalue
you will not undervalue
he will not undervalue
we will not undervalue
you will not undervalue
they will not undervalue 	I will not be undervaluing
you will not be undervaluing
he will not be undervaluing
we will not be undervaluing
you will not be undervaluing
they will not be undervaluing	I will not have undervalued
you will not have undervalued
he will not have undervalued
we will not have undervalued
you will not have undervalued
they will not have undervalued	I will not have been undervaluing
you will not have been undervaluing
he will not have been undervaluing
we will not have been undervaluing
you will not have been undervaluing
they will not have been undervaluing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I undervalue?
will you undervalue?
will he undervalue?
will we undervalue?
will you undervalue?
will they undervalue? 	will I be undervaluing?
will you be undervaluing?
will he be undervaluing?
will we be undervaluing?
will you be undervaluing?
will they be undervaluing? 	will I have undervalued?
will you have undervalued?
will he have undervalued?
will we have undervalued?
will you have undervalued?
will they have undervalued? 	will I have been undervaluing?
will you have been undervaluing?
will he have been undervaluing?
will we have been undervaluing?
will you have been undervaluing?
will they have been undervaluing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not undervalue?
will you not undervalue?
will he not undervalue?
will we not undervalue?
will you not undervalue?
will they not undervalue? 	will I not be undervaluing?
will you not be undervaluing?
will he not be undervaluing?
will we not be undervaluing?
will you not be undervaluing?
will they not be undervaluing? 	will I not have undervalued?
will you not have undervalued?
will he not have undervalued?
will we not have undervalued?
will you not have undervalued?
will they not have undervalued? 	will I not have been undervaluing?
will you not have been undervaluing?
will he not have been undervaluing?
will we not have been undervaluing?
will you not have been undervaluing?
will they not have been undervaluing?