must underwhelm
Verbe régulier : underwhelm - underwhelmed- underwhelmed
Traduction française : décevoir - désappointer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must underwhelm
you must underwhelm
he must underwhelm
we must underwhelm
you must underwhelm
they must underwhelm 	I must be underwhelming
you must be underwhelming
he must be underwhelming
we must be underwhelming
you must be underwhelming
they must be underwhelming	I must have underwhelmed
you must have underwhelmed
he must have underwhelmed
we must have underwhelmed
you must have underwhelmed
they must have underwhelmed	I must have been underwhelming
you must have been underwhelming
he must have been underwhelming
we must have been underwhelming
you must have been underwhelming
they must have been underwhelming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't underwhelm
you mustn't underwhelm
he mustn't underwhelm
we mustn't underwhelm
you mustn't underwhelm
they mustn't underwhelm 	I mustn't be underwhelming
you mustn't be underwhelming
he mustn't be underwhelming
we mustn't be underwhelming
you mustn't be underwhelming
they mustn't be underwhelming	I mustn't have underwhelmed
you mustn't have underwhelmed
he mustn't have underwhelmed
we mustn't have underwhelmed
you mustn't have underwhelmed
they mustn't have underwhelmed	I mustn't have been underwhelming
you mustn't have been underwhelming
he mustn't have been underwhelming
we mustn't have been underwhelming
you mustn't have been underwhelming
they mustn't have been underwhelming	

Forme interrogative 	
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must I underwhelm?
must you underwhelm?
must he underwhelm?
must we underwhelm?
must you underwhelm?
must they underwhelm? 	must I be underwhelming?
must you be underwhelming?
must he be underwhelming?
must we be underwhelming?
must you be underwhelming?
must they be underwhelming? 	must I have underwhelmed?
must you have underwhelmed?
must he have underwhelmed?
must we have underwhelmed?
must you have underwhelmed?
must they have underwhelmed? 	must I have been underwhelming?
must you have been underwhelming?
must he have been underwhelming?
must we have been underwhelming?
must you have been underwhelming?
must they have been underwhelming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I underwhelm?
mustn't you underwhelm?
mustn't he underwhelm?
mustn't we underwhelm?
mustn't you underwhelm?
mustn't they underwhelm? 	mustn't I be underwhelming?
mustn't you be underwhelming?
mustn't he be underwhelming?
mustn't we be underwhelming?
mustn't you be underwhelming?
mustn't they be underwhelming? 	mustn't I have underwhelmed?
mustn't you have underwhelmed?
mustn't he have underwhelmed?
mustn't we have underwhelmed?
mustn't you have underwhelmed?
mustn't they have underwhelmed? 	mustn't I have been underwhelming?
mustn't you have been underwhelming?
mustn't he have been underwhelming?
mustn't we have been underwhelming?
mustn't you have been underwhelming?
mustn't they have been underwhelming?