should vilipend
Regular verb: vilipend - vilipended- vilipended

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not vilipend
you should not vilipend
he should not vilipend
we should not vilipend
you should not vilipend
they should not vilipend 	I should not be vilipending
you should not be vilipending
he should not be vilipending
we should not be vilipending
you should not be vilipending
they should not be vilipending	I should not have vilipended
you should not have vilipended
he should not have vilipended
we should not have vilipended
you should not have vilipended
they should not have vilipended	I should not have been vilipending
you should not have been vilipending
he should not have been vilipending
we should not have been vilipending
you should not have been vilipending
they should not have been vilipending	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not vilipend?
should you not vilipend?
should he not vilipend?
should we not vilipend?
should you not vilipend?
should they not vilipend? 	should I not be vilipending?
should you not be vilipending?
should he not be vilipending?
should we not be vilipending?
should you not be vilipending?
should they not be vilipending? 	should I not have vilipended?
should you not have vilipended?
should he not have vilipended?
should we not have vilipended?
should you not have vilipended?
should they not have vilipended? 	should I not have been vilipending?
should you not have been vilipending?
should he not have been vilipending?
should we not have been vilipending?
should you not have been vilipending?
should they not have been vilipending?