may deputise
Regular verb: deputise - deputised- deputised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may deputise
you may deputise
he may deputise
we may deputise
you may deputise
they may deputise 	I may be deputising
you may be deputising
he may be deputising
we may be deputising
you may be deputising
they may be deputising	I may have deputised
you may have deputised
he may have deputised
we may have deputised
you may have deputised
they may have deputised	I may have been deputising
you may have been deputising
he may have been deputising
we may have been deputising
you may have been deputising
they may have been deputising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't deputise
you mayn't deputise
he mayn't deputise
we mayn't deputise
you mayn't deputise
they mayn't deputise 	I mayn't be deputising
you mayn't be deputising
he mayn't be deputising
we mayn't be deputising
you mayn't be deputising
they mayn't be deputising	I mayn't have deputised
you mayn't have deputised
he mayn't have deputised
we mayn't have deputised
you mayn't have deputised
they mayn't have deputised	I mayn't have been deputising
you mayn't have been deputising
he mayn't have been deputising
we mayn't have been deputising
you mayn't have been deputising
they mayn't have been deputising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I deputise?
may you deputise?
may he deputise?
may we deputise?
may you deputise?
may they deputise? 	may I be deputising?
may you be deputising?
may he be deputising?
may we be deputising?
may you be deputising?
may they be deputising? 	may I have deputised?
may you have deputised?
may he have deputised?
may we have deputised?
may you have deputised?
may they have deputised? 	may I have been deputising?
may you have been deputising?
may he have been deputising?
may we have been deputising?
may you have been deputising?
may they have been deputising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I deputise?
mayn't you deputise?
mayn't he deputise?
mayn't we deputise?
mayn't you deputise?
mayn't they deputise? 	mayn't I be deputising?
mayn't you be deputising?
mayn't he be deputising?
mayn't we be deputising?
mayn't you be deputising?
mayn't they be deputising? 	mayn't I have deputised?
mayn't you have deputised?
mayn't he have deputised?
mayn't we have deputised?
mayn't you have deputised?
mayn't they have deputised? 	mayn't I have been deputising?
mayn't you have been deputising?
mayn't he have been deputising?
mayn't we have been deputising?
mayn't you have been deputising?
mayn't they have been deputising?