can underperform
Verbe régulier : underperform - underperformed- underperformed
Traduction française : rester en deçà de ses possibilités 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can underperform
you can underperform
she can underperform
we can underperform
you can underperform
they can underperform 	I can be underperforming
you can be underperforming
she can be underperforming
we can be underperforming
you can be underperforming
they can be underperforming	I can have underperformed
you can have underperformed
she can have underperformed
we can have underperformed
you can have underperformed
they can have underperformed	I can have been underperforming
you can have been underperforming
she can have been underperforming
we can have been underperforming
you can have been underperforming
they can have been underperforming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't underperform
you can't underperform
she can't underperform
we can't underperform
you can't underperform
they can't underperform 	I can't be underperforming
you can't be underperforming
she can't be underperforming
we can't be underperforming
you can't be underperforming
they can't be underperforming	I can't have underperformed
you can't have underperformed
she can't have underperformed
we can't have underperformed
you can't have underperformed
they can't have underperformed	I can't have been underperforming
you can't have been underperforming
she can't have been underperforming
we can't have been underperforming
you can't have been underperforming
they can't have been underperforming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I underperform?
can you underperform?
can she underperform?
can we underperform?
can you underperform?
can they underperform? 	can I be underperforming?
can you be underperforming?
can she be underperforming?
can we be underperforming?
can you be underperforming?
can they be underperforming? 	can I have underperformed?
can you have underperformed?
can she have underperformed?
can we have underperformed?
can you have underperformed?
can they have underperformed? 	can I have been underperforming?
can you have been underperforming?
can she have been underperforming?
can we have been underperforming?
can you have been underperforming?
can they have been underperforming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I underperform?
can't you underperform?
can't she underperform?
can't we underperform?
can't you underperform?
can't they underperform? 	can't I be underperforming?
can't you be underperforming?
can't she be underperforming?
can't we be underperforming?
can't you be underperforming?
can't they be underperforming? 	can't I have underperformed?
can't you have underperformed?
can't she have underperformed?
can't we have underperformed?
can't you have underperformed?
can't they have underperformed? 	can't I have been underperforming?
can't you have been underperforming?
can't she have been underperforming?
can't we have been underperforming?
can't you have been underperforming?
can't they have been underperforming?