may double-lock
Regular verb: double-lock - double-locked- double-locked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may double-lock
you may double-lock
she may double-lock
we may double-lock
you may double-lock
they may double-lock 	I may be double-locking
you may be double-locking
she may be double-locking
we may be double-locking
you may be double-locking
they may be double-locking	I may have double-locked
you may have double-locked
she may have double-locked
we may have double-locked
you may have double-locked
they may have double-locked	I may have been double-locking
you may have been double-locking
she may have been double-locking
we may have been double-locking
you may have been double-locking
they may have been double-locking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't double-lock
you mayn't double-lock
she mayn't double-lock
we mayn't double-lock
you mayn't double-lock
they mayn't double-lock 	I mayn't be double-locking
you mayn't be double-locking
she mayn't be double-locking
we mayn't be double-locking
you mayn't be double-locking
they mayn't be double-locking	I mayn't have double-locked
you mayn't have double-locked
she mayn't have double-locked
we mayn't have double-locked
you mayn't have double-locked
they mayn't have double-locked	I mayn't have been double-locking
you mayn't have been double-locking
she mayn't have been double-locking
we mayn't have been double-locking
you mayn't have been double-locking
they mayn't have been double-locking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I double-lock?
may you double-lock?
may she double-lock?
may we double-lock?
may you double-lock?
may they double-lock? 	may I be double-locking?
may you be double-locking?
may she be double-locking?
may we be double-locking?
may you be double-locking?
may they be double-locking? 	may I have double-locked?
may you have double-locked?
may she have double-locked?
may we have double-locked?
may you have double-locked?
may they have double-locked? 	may I have been double-locking?
may you have been double-locking?
may she have been double-locking?
may we have been double-locking?
may you have been double-locking?
may they have been double-locking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I double-lock?
mayn't you double-lock?
mayn't she double-lock?
mayn't we double-lock?
mayn't you double-lock?
mayn't they double-lock? 	mayn't I be double-locking?
mayn't you be double-locking?
mayn't she be double-locking?
mayn't we be double-locking?
mayn't you be double-locking?
mayn't they be double-locking? 	mayn't I have double-locked?
mayn't you have double-locked?
mayn't she have double-locked?
mayn't we have double-locked?
mayn't you have double-locked?
mayn't they have double-locked? 	mayn't I have been double-locking?
mayn't you have been double-locking?
mayn't she have been double-locking?
mayn't we have been double-locking?
mayn't you have been double-locking?
mayn't they have been double-locking?