must discredit
Verbe régulier : discredit - discredited- discredited
Traduction française : discréditer - mettre en doute 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must discredit
you must discredit
she must discredit
we must discredit
you must discredit
they must discredit 	I must be discrediting
you must be discrediting
she must be discrediting
we must be discrediting
you must be discrediting
they must be discrediting	I must have discredited
you must have discredited
she must have discredited
we must have discredited
you must have discredited
they must have discredited	I must have been discrediting
you must have been discrediting
she must have been discrediting
we must have been discrediting
you must have been discrediting
they must have been discrediting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't discredit
you mustn't discredit
she mustn't discredit
we mustn't discredit
you mustn't discredit
they mustn't discredit 	I mustn't be discrediting
you mustn't be discrediting
she mustn't be discrediting
we mustn't be discrediting
you mustn't be discrediting
they mustn't be discrediting	I mustn't have discredited
you mustn't have discredited
she mustn't have discredited
we mustn't have discredited
you mustn't have discredited
they mustn't have discredited	I mustn't have been discrediting
you mustn't have been discrediting
she mustn't have been discrediting
we mustn't have been discrediting
you mustn't have been discrediting
they mustn't have been discrediting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I discredit?
must you discredit?
must she discredit?
must we discredit?
must you discredit?
must they discredit? 	must I be discrediting?
must you be discrediting?
must she be discrediting?
must we be discrediting?
must you be discrediting?
must they be discrediting? 	must I have discredited?
must you have discredited?
must she have discredited?
must we have discredited?
must you have discredited?
must they have discredited? 	must I have been discrediting?
must you have been discrediting?
must she have been discrediting?
must we have been discrediting?
must you have been discrediting?
must they have been discrediting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I discredit?
mustn't you discredit?
mustn't she discredit?
mustn't we discredit?
mustn't you discredit?
mustn't they discredit? 	mustn't I be discrediting?
mustn't you be discrediting?
mustn't she be discrediting?
mustn't we be discrediting?
mustn't you be discrediting?
mustn't they be discrediting? 	mustn't I have discredited?
mustn't you have discredited?
mustn't she have discredited?
mustn't we have discredited?
mustn't you have discredited?
mustn't they have discredited? 	mustn't I have been discrediting?
mustn't you have been discrediting?
mustn't she have been discrediting?
mustn't we have been discrediting?
mustn't you have been discrediting?
mustn't they have been discrediting?