to underperform
Regular verb: underperform - underperformed- underperformed

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I do not underperform
you do not underperform
he doesnot underperform
we do not underperform
you do not underperform
they do not underperform 	Iamnot underperforming
youarenot underperforming
heisnot underperforming
wearenot underperforming
youarenot underperforming
theyarenot underperforming	I did not underperform
you did not underperform
he did not underperform
we did not underperform
you did not underperform
they did not underperform 	Iwasnot underperforming
youwerenot underperforming
hewasnot underperforming
wewerenot underperforming
youwerenot underperforming
theywerenot underperforming	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I have not underperformed
you have not underperformed
hehasnot underperformed
we have not underperformed
you have not underperformed
they have not underperformed	I have not  been underperforming
you have not  been underperforming
hehasnot  been underperforming
we have not  been underperforming
you have not  been underperforming
they have not  been underperforming	I had not underperformed
you had not underperformed
he had not underperformed
we had not underperformed
you had not underperformed
they had not underperformed	I had not been underperforming
you had not been underperforming
he had not been underperforming
we had not been underperforming
you had not been underperforming
they had not been underperforming	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I will not underperform
you will not underperform
he will not underperform
we will not underperform
you will not underperform
they will not underperform 	I will not be underperforming
you will not be underperforming
he will not be underperforming
we will not be underperforming
you will not be underperforming
they will not be underperforming	I will not have underperformed
you will not have underperformed
he will not have underperformed
we will not have underperformed
you will not have underperformed
they will not have underperformed	I will not have been underperforming
you will not have been underperforming
he will not have been underperforming
we will not have been underperforming
you will not have been underperforming
they will not have been underperforming	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I would not underperform
you would not underperform
he would not underperform
we would not underperform
you would not underperform
they would not underperform 	I would not be underperforming
you would not be underperforming
he would not be underperforming
we would not be underperforming
you would not be underperforming
they would not be underperforming	I would not have underperformed
you would not have underperformed
he would not have underperformed
we would not have underperformed
you would not have underperformed
they would not have underperformed	I would not have been underperforming
you would not have been underperforming
he would not have been underperforming
we would not have been underperforming
you would not have been underperforming
they would not have been underperforming	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to underperform 	 	do not underperform
Let's not underperform
do not underperform 	 	

Participle 	
Present 	Past 	 	 	
underperforming	underperformed