must discant
Verbe régulier : discant - discanted- discanted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must discant
you must discant
she must discant
we must discant
you must discant
they must discant 	I must be discanting
you must be discanting
she must be discanting
we must be discanting
you must be discanting
they must be discanting	I must have discanted
you must have discanted
she must have discanted
we must have discanted
you must have discanted
they must have discanted	I must have been discanting
you must have been discanting
she must have been discanting
we must have been discanting
you must have been discanting
they must have been discanting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't discant
you mustn't discant
she mustn't discant
we mustn't discant
you mustn't discant
they mustn't discant 	I mustn't be discanting
you mustn't be discanting
she mustn't be discanting
we mustn't be discanting
you mustn't be discanting
they mustn't be discanting	I mustn't have discanted
you mustn't have discanted
she mustn't have discanted
we mustn't have discanted
you mustn't have discanted
they mustn't have discanted	I mustn't have been discanting
you mustn't have been discanting
she mustn't have been discanting
we mustn't have been discanting
you mustn't have been discanting
they mustn't have been discanting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I discant?
must you discant?
must she discant?
must we discant?
must you discant?
must they discant? 	must I be discanting?
must you be discanting?
must she be discanting?
must we be discanting?
must you be discanting?
must they be discanting? 	must I have discanted?
must you have discanted?
must she have discanted?
must we have discanted?
must you have discanted?
must they have discanted? 	must I have been discanting?
must you have been discanting?
must she have been discanting?
must we have been discanting?
must you have been discanting?
must they have been discanting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I discant?
mustn't you discant?
mustn't she discant?
mustn't we discant?
mustn't you discant?
mustn't they discant? 	mustn't I be discanting?
mustn't you be discanting?
mustn't she be discanting?
mustn't we be discanting?
mustn't you be discanting?
mustn't they be discanting? 	mustn't I have discanted?
mustn't you have discanted?
mustn't she have discanted?
mustn't we have discanted?
mustn't you have discanted?
mustn't they have discanted? 	mustn't I have been discanting?
mustn't you have been discanting?
mustn't she have been discanting?
mustn't we have been discanting?
mustn't you have been discanting?
mustn't they have been discanting?