must butylate
Verbe régulier : butylate - butylated- butylated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must butylate
you must butylate
he must butylate
we must butylate
you must butylate
they must butylate 	I must be butylating
you must be butylating
he must be butylating
we must be butylating
you must be butylating
they must be butylating	I must have butylated
you must have butylated
he must have butylated
we must have butylated
you must have butylated
they must have butylated	I must have been butylating
you must have been butylating
he must have been butylating
we must have been butylating
you must have been butylating
they must have been butylating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not butylate
you must not butylate
he must not butylate
we must not butylate
you must not butylate
they must not butylate 	I must not be butylating
you must not be butylating
he must not be butylating
we must not be butylating
you must not be butylating
they must not be butylating	I must not have butylated
you must not have butylated
he must not have butylated
we must not have butylated
you must not have butylated
they must not have butylated	I must not have been butylating
you must not have been butylating
he must not have been butylating
we must not have been butylating
you must not have been butylating
they must not have been butylating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I butylate?
must you butylate?
must he butylate?
must we butylate?
must you butylate?
must they butylate? 	must I be butylating?
must you be butylating?
must he be butylating?
must we be butylating?
must you be butylating?
must they be butylating? 	must I have butylated?
must you have butylated?
must he have butylated?
must we have butylated?
must you have butylated?
must they have butylated? 	must I have been butylating?
must you have been butylating?
must he have been butylating?
must we have been butylating?
must you have been butylating?
must they have been butylating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not butylate?
must you not butylate?
must he not butylate?
must we not butylate?
must you not butylate?
must they not butylate? 	must I not be butylating?
must you not be butylating?
must he not be butylating?
must we not be butylating?
must you not be butylating?
must they not be butylating? 	must I not have butylated?
must you not have butylated?
must he not have butylated?
must we not have butylated?
must you not have butylated?
must they not have butylated? 	must I not have been butylating?
must you not have been butylating?
must he not have been butylating?
must we not have been butylating?
must you not have been butylating?
must they not have been butylating?