may dummy
Regular verb: dummy - dummied- dummied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may dummy
you may dummy
she may dummy
we may dummy
you may dummy
they may dummy 	I may be dummying
you may be dummying
she may be dummying
we may be dummying
you may be dummying
they may be dummying	I may have dummied
you may have dummied
she may have dummied
we may have dummied
you may have dummied
they may have dummied	I may have been dummying
you may have been dummying
she may have been dummying
we may have been dummying
you may have been dummying
they may have been dummying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't dummy
you mayn't dummy
she mayn't dummy
we mayn't dummy
you mayn't dummy
they mayn't dummy 	I mayn't be dummying
you mayn't be dummying
she mayn't be dummying
we mayn't be dummying
you mayn't be dummying
they mayn't be dummying	I mayn't have dummied
you mayn't have dummied
she mayn't have dummied
we mayn't have dummied
you mayn't have dummied
they mayn't have dummied	I mayn't have been dummying
you mayn't have been dummying
she mayn't have been dummying
we mayn't have been dummying
you mayn't have been dummying
they mayn't have been dummying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I dummy?
may you dummy?
may she dummy?
may we dummy?
may you dummy?
may they dummy? 	may I be dummying?
may you be dummying?
may she be dummying?
may we be dummying?
may you be dummying?
may they be dummying? 	may I have dummied?
may you have dummied?
may she have dummied?
may we have dummied?
may you have dummied?
may they have dummied? 	may I have been dummying?
may you have been dummying?
may she have been dummying?
may we have been dummying?
may you have been dummying?
may they have been dummying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I dummy?
mayn't you dummy?
mayn't she dummy?
mayn't we dummy?
mayn't you dummy?
mayn't they dummy? 	mayn't I be dummying?
mayn't you be dummying?
mayn't she be dummying?
mayn't we be dummying?
mayn't you be dummying?
mayn't they be dummying? 	mayn't I have dummied?
mayn't you have dummied?
mayn't she have dummied?
mayn't we have dummied?
mayn't you have dummied?
mayn't they have dummied? 	mayn't I have been dummying?
mayn't you have been dummying?
mayn't she have been dummying?
mayn't we have been dummying?
mayn't you have been dummying?
mayn't they have been dummying?