must nullify
Verbe régulier : nullify - nullified- nullified
Traduction française : annuler - neutraliser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must nullify
you must nullify
she must nullify
we must nullify
you must nullify
they must nullify 	I must be nullifying
you must be nullifying
she must be nullifying
we must be nullifying
you must be nullifying
they must be nullifying	I must have nullified
you must have nullified
she must have nullified
we must have nullified
you must have nullified
they must have nullified	I must have been nullifying
you must have been nullifying
she must have been nullifying
we must have been nullifying
you must have been nullifying
they must have been nullifying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't nullify
you mustn't nullify
she mustn't nullify
we mustn't nullify
you mustn't nullify
they mustn't nullify 	I mustn't be nullifying
you mustn't be nullifying
she mustn't be nullifying
we mustn't be nullifying
you mustn't be nullifying
they mustn't be nullifying	I mustn't have nullified
you mustn't have nullified
she mustn't have nullified
we mustn't have nullified
you mustn't have nullified
they mustn't have nullified	I mustn't have been nullifying
you mustn't have been nullifying
she mustn't have been nullifying
we mustn't have been nullifying
you mustn't have been nullifying
they mustn't have been nullifying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I nullify?
must you nullify?
must she nullify?
must we nullify?
must you nullify?
must they nullify? 	must I be nullifying?
must you be nullifying?
must she be nullifying?
must we be nullifying?
must you be nullifying?
must they be nullifying? 	must I have nullified?
must you have nullified?
must she have nullified?
must we have nullified?
must you have nullified?
must they have nullified? 	must I have been nullifying?
must you have been nullifying?
must she have been nullifying?
must we have been nullifying?
must you have been nullifying?
must they have been nullifying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I nullify?
mustn't you nullify?
mustn't she nullify?
mustn't we nullify?
mustn't you nullify?
mustn't they nullify? 	mustn't I be nullifying?
mustn't you be nullifying?
mustn't she be nullifying?
mustn't we be nullifying?
mustn't you be nullifying?
mustn't they be nullifying? 	mustn't I have nullified?
mustn't you have nullified?
mustn't she have nullified?
mustn't we have nullified?
mustn't you have nullified?
mustn't they have nullified? 	mustn't I have been nullifying?
mustn't you have been nullifying?
mustn't she have been nullifying?
mustn't we have been nullifying?
mustn't you have been nullifying?
mustn't they have been nullifying?