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
he must predecease
we must predecease
you must predecease
they must predecease 	I must be predeceasing
you must be predeceasing
he must be predeceasing
we must be predeceasing
you must be predeceasing
they must be predeceasing	I must have predeceased
you must have predeceased
he 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
he 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
he 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
he 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
he 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
he 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 he predecease?
must we predecease?
must you predecease?
must they predecease? 	must I be predeceasing?
must you be predeceasing?
must he be predeceasing?
must we be predeceasing?
must you be predeceasing?
must they be predeceasing? 	must I have predeceased?
must you have predeceased?
must he 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 he 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 he 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 he 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 he 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 he have been predeceasing?
mustn't we have been predeceasing?
mustn't you have been predeceasing?
mustn't they have been predeceasing?