may nickname
Regular verb: nickname - nicknamed- nicknamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may nickname
you may nickname
he may nickname
we may nickname
you may nickname
they may nickname 	I may be nicknaming
you may be nicknaming
he may be nicknaming
we may be nicknaming
you may be nicknaming
they may be nicknaming	I may have nicknamed
you may have nicknamed
he may have nicknamed
we may have nicknamed
you may have nicknamed
they may have nicknamed	I may have been nicknaming
you may have been nicknaming
he may have been nicknaming
we may have been nicknaming
you may have been nicknaming
they may have been nicknaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't nickname
you mayn't nickname
he mayn't nickname
we mayn't nickname
you mayn't nickname
they mayn't nickname 	I mayn't be nicknaming
you mayn't be nicknaming
he mayn't be nicknaming
we mayn't be nicknaming
you mayn't be nicknaming
they mayn't be nicknaming	I mayn't have nicknamed
you mayn't have nicknamed
he mayn't have nicknamed
we mayn't have nicknamed
you mayn't have nicknamed
they mayn't have nicknamed	I mayn't have been nicknaming
you mayn't have been nicknaming
he mayn't have been nicknaming
we mayn't have been nicknaming
you mayn't have been nicknaming
they mayn't have been nicknaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I nickname?
may you nickname?
may he nickname?
may we nickname?
may you nickname?
may they nickname? 	may I be nicknaming?
may you be nicknaming?
may he be nicknaming?
may we be nicknaming?
may you be nicknaming?
may they be nicknaming? 	may I have nicknamed?
may you have nicknamed?
may he have nicknamed?
may we have nicknamed?
may you have nicknamed?
may they have nicknamed? 	may I have been nicknaming?
may you have been nicknaming?
may he have been nicknaming?
may we have been nicknaming?
may you have been nicknaming?
may they have been nicknaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I nickname?
mayn't you nickname?
mayn't he nickname?
mayn't we nickname?
mayn't you nickname?
mayn't they nickname? 	mayn't I be nicknaming?
mayn't you be nicknaming?
mayn't he be nicknaming?
mayn't we be nicknaming?
mayn't you be nicknaming?
mayn't they be nicknaming? 	mayn't I have nicknamed?
mayn't you have nicknamed?
mayn't he have nicknamed?
mayn't we have nicknamed?
mayn't you have nicknamed?
mayn't they have nicknamed? 	mayn't I have been nicknaming?
mayn't you have been nicknaming?
mayn't he have been nicknaming?
mayn't we have been nicknaming?
mayn't you have been nicknaming?
mayn't they have been nicknaming?