must predecease
Verbe régulier : predecease - predeceased- predeceased
Traduction française : mourir avant 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must predecease
you must predecease
she must predecease
we must predecease
you must predecease
they must predecease 	I must be predeceasing
you must be predeceasing
she must be predeceasing
we must be predeceasing
you must be predeceasing
they must be predeceasing	I must have predeceased
you must have predeceased
she must have predeceased
we must have predeceased
you must have predeceased
they must have predeceased	I must have been predeceasing
you must have been predeceasing
she must have been predeceasing
we must have been predeceasing
you must have been predeceasing
they must have been predeceasing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't predecease
you mustn't predecease
she mustn't predecease
we mustn't predecease
you mustn't predecease
they mustn't predecease 	I mustn't be predeceasing
you mustn't be predeceasing
she mustn't be predeceasing
we mustn't be predeceasing
you mustn't be predeceasing
they mustn't be predeceasing	I mustn't have predeceased
you mustn't have predeceased
she mustn't have predeceased
we mustn't have predeceased
you mustn't have predeceased
they mustn't have predeceased	I mustn't have been predeceasing
you mustn't have been predeceasing
she mustn't have been predeceasing
we mustn't have been predeceasing
you mustn't have been predeceasing
they mustn't have been predeceasing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I predecease?
must you predecease?
must she predecease?
must we predecease?
must you predecease?
must they predecease? 	must I be predeceasing?
must you be predeceasing?
must she be predeceasing?
must we be predeceasing?
must you be predeceasing?
must they be predeceasing? 	must I have predeceased?
must you have predeceased?
must she have predeceased?
must we have predeceased?
must you have predeceased?
must they have predeceased? 	must I have been predeceasing?
must you have been predeceasing?
must she have been predeceasing?
must we have been predeceasing?
must you have been predeceasing?
must they have been predeceasing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I predecease?
mustn't you predecease?
mustn't she predecease?
mustn't we predecease?
mustn't you predecease?
mustn't they predecease? 	mustn't I be predeceasing?
mustn't you be predeceasing?
mustn't she be predeceasing?
mustn't we be predeceasing?
mustn't you be predeceasing?
mustn't they be predeceasing? 	mustn't I have predeceased?
mustn't you have predeceased?
mustn't she have predeceased?
mustn't we have predeceased?
mustn't you have predeceased?
mustn't they have predeceased? 	mustn't I have been predeceasing?
mustn't you have been predeceasing?
mustn't she have been predeceasing?
mustn't we have been predeceasing?
mustn't you have been predeceasing?
mustn't they have been predeceasing?