may joust
Regular verb: joust - jousted- jousted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may joust
you may joust
he may joust
we may joust
you may joust
they may joust 	I may be jousting
you may be jousting
he may be jousting
we may be jousting
you may be jousting
they may be jousting	I may have jousted
you may have jousted
he may have jousted
we may have jousted
you may have jousted
they may have jousted	I may have been jousting
you may have been jousting
he may have been jousting
we may have been jousting
you may have been jousting
they may have been jousting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't joust
you mayn't joust
he mayn't joust
we mayn't joust
you mayn't joust
they mayn't joust 	I mayn't be jousting
you mayn't be jousting
he mayn't be jousting
we mayn't be jousting
you mayn't be jousting
they mayn't be jousting	I mayn't have jousted
you mayn't have jousted
he mayn't have jousted
we mayn't have jousted
you mayn't have jousted
they mayn't have jousted	I mayn't have been jousting
you mayn't have been jousting
he mayn't have been jousting
we mayn't have been jousting
you mayn't have been jousting
they mayn't have been jousting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I joust?
may you joust?
may he joust?
may we joust?
may you joust?
may they joust? 	may I be jousting?
may you be jousting?
may he be jousting?
may we be jousting?
may you be jousting?
may they be jousting? 	may I have jousted?
may you have jousted?
may he have jousted?
may we have jousted?
may you have jousted?
may they have jousted? 	may I have been jousting?
may you have been jousting?
may he have been jousting?
may we have been jousting?
may you have been jousting?
may they have been jousting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I joust?
mayn't you joust?
mayn't he joust?
mayn't we joust?
mayn't you joust?
mayn't they joust? 	mayn't I be jousting?
mayn't you be jousting?
mayn't he be jousting?
mayn't we be jousting?
mayn't you be jousting?
mayn't they be jousting? 	mayn't I have jousted?
mayn't you have jousted?
mayn't he have jousted?
mayn't we have jousted?
mayn't you have jousted?
mayn't they have jousted? 	mayn't I have been jousting?
mayn't you have been jousting?
mayn't he have been jousting?
mayn't we have been jousting?
mayn't you have been jousting?
mayn't they have been jousting?