can impugn
Verbe régulier : impugn - impugned- impugned
Traduction française : contester 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can impugn
you can impugn
she can impugn
we can impugn
you can impugn
they can impugn 	I can be impugning
you can be impugning
she can be impugning
we can be impugning
you can be impugning
they can be impugning	I can have impugned
you can have impugned
she can have impugned
we can have impugned
you can have impugned
they can have impugned	I can have been impugning
you can have been impugning
she can have been impugning
we can have been impugning
you can have been impugning
they can have been impugning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't impugn
you can't impugn
she can't impugn
we can't impugn
you can't impugn
they can't impugn 	I can't be impugning
you can't be impugning
she can't be impugning
we can't be impugning
you can't be impugning
they can't be impugning	I can't have impugned
you can't have impugned
she can't have impugned
we can't have impugned
you can't have impugned
they can't have impugned	I can't have been impugning
you can't have been impugning
she can't have been impugning
we can't have been impugning
you can't have been impugning
they can't have been impugning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I impugn?
can you impugn?
can she impugn?
can we impugn?
can you impugn?
can they impugn? 	can I be impugning?
can you be impugning?
can she be impugning?
can we be impugning?
can you be impugning?
can they be impugning? 	can I have impugned?
can you have impugned?
can she have impugned?
can we have impugned?
can you have impugned?
can they have impugned? 	can I have been impugning?
can you have been impugning?
can she have been impugning?
can we have been impugning?
can you have been impugning?
can they have been impugning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I impugn?
can't you impugn?
can't she impugn?
can't we impugn?
can't you impugn?
can't they impugn? 	can't I be impugning?
can't you be impugning?
can't she be impugning?
can't we be impugning?
can't you be impugning?
can't they be impugning? 	can't I have impugned?
can't you have impugned?
can't she have impugned?
can't we have impugned?
can't you have impugned?
can't they have impugned? 	can't I have been impugning?
can't you have been impugning?
can't she have been impugning?
can't we have been impugning?
can't you have been impugning?
can't they have been impugning?