may roister
Verbe régulier : roister - roistered- roistered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may roister
you may roister
he may roister
we may roister
you may roister
they may roister 	I may be roistering
you may be roistering
he may be roistering
we may be roistering
you may be roistering
they may be roistering	I may have roistered
you may have roistered
he may have roistered
we may have roistered
you may have roistered
they may have roistered	I may have been roistering
you may have been roistering
he may have been roistering
we may have been roistering
you may have been roistering
they may have been roistering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't roister
you mayn't roister
he mayn't roister
we mayn't roister
you mayn't roister
they mayn't roister 	I mayn't be roistering
you mayn't be roistering
he mayn't be roistering
we mayn't be roistering
you mayn't be roistering
they mayn't be roistering	I mayn't have roistered
you mayn't have roistered
he mayn't have roistered
we mayn't have roistered
you mayn't have roistered
they mayn't have roistered	I mayn't have been roistering
you mayn't have been roistering
he mayn't have been roistering
we mayn't have been roistering
you mayn't have been roistering
they mayn't have been roistering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I roister?
may you roister?
may he roister?
may we roister?
may you roister?
may they roister? 	may I be roistering?
may you be roistering?
may he be roistering?
may we be roistering?
may you be roistering?
may they be roistering? 	may I have roistered?
may you have roistered?
may he have roistered?
may we have roistered?
may you have roistered?
may they have roistered? 	may I have been roistering?
may you have been roistering?
may he have been roistering?
may we have been roistering?
may you have been roistering?
may they have been roistering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I roister?
mayn't you roister?
mayn't he roister?
mayn't we roister?
mayn't you roister?
mayn't they roister? 	mayn't I be roistering?
mayn't you be roistering?
mayn't he be roistering?
mayn't we be roistering?
mayn't you be roistering?
mayn't they be roistering? 	mayn't I have roistered?
mayn't you have roistered?
mayn't he have roistered?
mayn't we have roistered?
mayn't you have roistered?
mayn't they have roistered? 	mayn't I have been roistering?
mayn't you have been roistering?
mayn't he have been roistering?
mayn't we have been roistering?
mayn't you have been roistering?
mayn't they have been roistering?