may vilipend
Regular verb: vilipend - vilipended- vilipended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may vilipend
you may vilipend
she may vilipend
we may vilipend
you may vilipend
they may vilipend 	I may be vilipending
you may be vilipending
she may be vilipending
we may be vilipending
you may be vilipending
they may be vilipending	I may have vilipended
you may have vilipended
she may have vilipended
we may have vilipended
you may have vilipended
they may have vilipended	I may have been vilipending
you may have been vilipending
she may have been vilipending
we may have been vilipending
you may have been vilipending
they may have been vilipending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't vilipend
you mayn't vilipend
she mayn't vilipend
we mayn't vilipend
you mayn't vilipend
they mayn't vilipend 	I mayn't be vilipending
you mayn't be vilipending
she mayn't be vilipending
we mayn't be vilipending
you mayn't be vilipending
they mayn't be vilipending	I mayn't have vilipended
you mayn't have vilipended
she mayn't have vilipended
we mayn't have vilipended
you mayn't have vilipended
they mayn't have vilipended	I mayn't have been vilipending
you mayn't have been vilipending
she mayn't have been vilipending
we mayn't have been vilipending
you mayn't have been vilipending
they mayn't have been vilipending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I vilipend?
may you vilipend?
may she vilipend?
may we vilipend?
may you vilipend?
may they vilipend? 	may I be vilipending?
may you be vilipending?
may she be vilipending?
may we be vilipending?
may you be vilipending?
may they be vilipending? 	may I have vilipended?
may you have vilipended?
may she have vilipended?
may we have vilipended?
may you have vilipended?
may they have vilipended? 	may I have been vilipending?
may you have been vilipending?
may she have been vilipending?
may we have been vilipending?
may you have been vilipending?
may they have been vilipending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I vilipend?
mayn't you vilipend?
mayn't she vilipend?
mayn't we vilipend?
mayn't you vilipend?
mayn't they vilipend? 	mayn't I be vilipending?
mayn't you be vilipending?
mayn't she be vilipending?
mayn't we be vilipending?
mayn't you be vilipending?
mayn't they be vilipending? 	mayn't I have vilipended?
mayn't you have vilipended?
mayn't she have vilipended?
mayn't we have vilipended?
mayn't you have vilipended?
mayn't they have vilipended? 	mayn't I have been vilipending?
mayn't you have been vilipending?
mayn't she have been vilipending?
mayn't we have been vilipending?
mayn't you have been vilipending?
mayn't they have been vilipending?