may mourn
Regular verb: mourn - mourned- mourned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may mourn
you may mourn
he may mourn
we may mourn
you may mourn
they may mourn 	I may be mourning
you may be mourning
he may be mourning
we may be mourning
you may be mourning
they may be mourning	I may have mourned
you may have mourned
he may have mourned
we may have mourned
you may have mourned
they may have mourned	I may have been mourning
you may have been mourning
he may have been mourning
we may have been mourning
you may have been mourning
they may have been mourning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't mourn
you mayn't mourn
he mayn't mourn
we mayn't mourn
you mayn't mourn
they mayn't mourn 	I mayn't be mourning
you mayn't be mourning
he mayn't be mourning
we mayn't be mourning
you mayn't be mourning
they mayn't be mourning	I mayn't have mourned
you mayn't have mourned
he mayn't have mourned
we mayn't have mourned
you mayn't have mourned
they mayn't have mourned	I mayn't have been mourning
you mayn't have been mourning
he mayn't have been mourning
we mayn't have been mourning
you mayn't have been mourning
they mayn't have been mourning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I mourn?
may you mourn?
may he mourn?
may we mourn?
may you mourn?
may they mourn? 	may I be mourning?
may you be mourning?
may he be mourning?
may we be mourning?
may you be mourning?
may they be mourning? 	may I have mourned?
may you have mourned?
may he have mourned?
may we have mourned?
may you have mourned?
may they have mourned? 	may I have been mourning?
may you have been mourning?
may he have been mourning?
may we have been mourning?
may you have been mourning?
may they have been mourning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I mourn?
mayn't you mourn?
mayn't he mourn?
mayn't we mourn?
mayn't you mourn?
mayn't they mourn? 	mayn't I be mourning?
mayn't you be mourning?
mayn't he be mourning?
mayn't we be mourning?
mayn't you be mourning?
mayn't they be mourning? 	mayn't I have mourned?
mayn't you have mourned?
mayn't he have mourned?
mayn't we have mourned?
mayn't you have mourned?
mayn't they have mourned? 	mayn't I have been mourning?
mayn't you have been mourning?
mayn't he have been mourning?
mayn't we have been mourning?
mayn't you have been mourning?
mayn't they have been mourning?