may uncouple
Regular verb: uncouple - uncoupled- uncoupled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may uncouple
you may uncouple
he may uncouple
we may uncouple
you may uncouple
they may uncouple 	I may be uncoupling
you may be uncoupling
he may be uncoupling
we may be uncoupling
you may be uncoupling
they may be uncoupling	I may have uncoupled
you may have uncoupled
he may have uncoupled
we may have uncoupled
you may have uncoupled
they may have uncoupled	I may have been uncoupling
you may have been uncoupling
he may have been uncoupling
we may have been uncoupling
you may have been uncoupling
they may have been uncoupling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't uncouple
you mayn't uncouple
he mayn't uncouple
we mayn't uncouple
you mayn't uncouple
they mayn't uncouple 	I mayn't be uncoupling
you mayn't be uncoupling
he mayn't be uncoupling
we mayn't be uncoupling
you mayn't be uncoupling
they mayn't be uncoupling	I mayn't have uncoupled
you mayn't have uncoupled
he mayn't have uncoupled
we mayn't have uncoupled
you mayn't have uncoupled
they mayn't have uncoupled	I mayn't have been uncoupling
you mayn't have been uncoupling
he mayn't have been uncoupling
we mayn't have been uncoupling
you mayn't have been uncoupling
they mayn't have been uncoupling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I uncouple?
may you uncouple?
may he uncouple?
may we uncouple?
may you uncouple?
may they uncouple? 	may I be uncoupling?
may you be uncoupling?
may he be uncoupling?
may we be uncoupling?
may you be uncoupling?
may they be uncoupling? 	may I have uncoupled?
may you have uncoupled?
may he have uncoupled?
may we have uncoupled?
may you have uncoupled?
may they have uncoupled? 	may I have been uncoupling?
may you have been uncoupling?
may he have been uncoupling?
may we have been uncoupling?
may you have been uncoupling?
may they have been uncoupling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I uncouple?
mayn't you uncouple?
mayn't he uncouple?
mayn't we uncouple?
mayn't you uncouple?
mayn't they uncouple? 	mayn't I be uncoupling?
mayn't you be uncoupling?
mayn't he be uncoupling?
mayn't we be uncoupling?
mayn't you be uncoupling?
mayn't they be uncoupling? 	mayn't I have uncoupled?
mayn't you have uncoupled?
mayn't he have uncoupled?
mayn't we have uncoupled?
mayn't you have uncoupled?
mayn't they have uncoupled? 	mayn't I have been uncoupling?
mayn't you have been uncoupling?
mayn't he have been uncoupling?
mayn't we have been uncoupling?
mayn't you have been uncoupling?
mayn't they have been uncoupling?