may suffix
Regular verb: suffix - suffixed- suffixed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may suffix
you may suffix
he may suffix
we may suffix
you may suffix
they may suffix 	I may be suffixing
you may be suffixing
he may be suffixing
we may be suffixing
you may be suffixing
they may be suffixing	I may have suffixed
you may have suffixed
he may have suffixed
we may have suffixed
you may have suffixed
they may have suffixed	I may have been suffixing
you may have been suffixing
he may have been suffixing
we may have been suffixing
you may have been suffixing
they may have been suffixing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't suffix
you mayn't suffix
he mayn't suffix
we mayn't suffix
you mayn't suffix
they mayn't suffix 	I mayn't be suffixing
you mayn't be suffixing
he mayn't be suffixing
we mayn't be suffixing
you mayn't be suffixing
they mayn't be suffixing	I mayn't have suffixed
you mayn't have suffixed
he mayn't have suffixed
we mayn't have suffixed
you mayn't have suffixed
they mayn't have suffixed	I mayn't have been suffixing
you mayn't have been suffixing
he mayn't have been suffixing
we mayn't have been suffixing
you mayn't have been suffixing
they mayn't have been suffixing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I suffix?
may you suffix?
may he suffix?
may we suffix?
may you suffix?
may they suffix? 	may I be suffixing?
may you be suffixing?
may he be suffixing?
may we be suffixing?
may you be suffixing?
may they be suffixing? 	may I have suffixed?
may you have suffixed?
may he have suffixed?
may we have suffixed?
may you have suffixed?
may they have suffixed? 	may I have been suffixing?
may you have been suffixing?
may he have been suffixing?
may we have been suffixing?
may you have been suffixing?
may they have been suffixing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I suffix?
mayn't you suffix?
mayn't he suffix?
mayn't we suffix?
mayn't you suffix?
mayn't they suffix? 	mayn't I be suffixing?
mayn't you be suffixing?
mayn't he be suffixing?
mayn't we be suffixing?
mayn't you be suffixing?
mayn't they be suffixing? 	mayn't I have suffixed?
mayn't you have suffixed?
mayn't he have suffixed?
mayn't we have suffixed?
mayn't you have suffixed?
mayn't they have suffixed? 	mayn't I have been suffixing?
mayn't you have been suffixing?
mayn't he have been suffixing?
mayn't we have been suffixing?
mayn't you have been suffixing?
mayn't they have been suffixing?