must diabolize
Regular verb: diabolize - diabolized- diabolized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must diabolize
you must diabolize
he must diabolize
we must diabolize
you must diabolize
they must diabolize 	I must be diabolizing
you must be diabolizing
he must be diabolizing
we must be diabolizing
you must be diabolizing
they must be diabolizing	I must have diabolized
you must have diabolized
he must have diabolized
we must have diabolized
you must have diabolized
they must have diabolized	I must have been diabolizing
you must have been diabolizing
he must have been diabolizing
we must have been diabolizing
you must have been diabolizing
they must have been diabolizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not diabolize
you must not diabolize
he must not diabolize
we must not diabolize
you must not diabolize
they must not diabolize 	I must not be diabolizing
you must not be diabolizing
he must not be diabolizing
we must not be diabolizing
you must not be diabolizing
they must not be diabolizing	I must not have diabolized
you must not have diabolized
he must not have diabolized
we must not have diabolized
you must not have diabolized
they must not have diabolized	I must not have been diabolizing
you must not have been diabolizing
he must not have been diabolizing
we must not have been diabolizing
you must not have been diabolizing
they must not have been diabolizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I diabolize?
must you diabolize?
must he diabolize?
must we diabolize?
must you diabolize?
must they diabolize? 	must I be diabolizing?
must you be diabolizing?
must he be diabolizing?
must we be diabolizing?
must you be diabolizing?
must they be diabolizing? 	must I have diabolized?
must you have diabolized?
must he have diabolized?
must we have diabolized?
must you have diabolized?
must they have diabolized? 	must I have been diabolizing?
must you have been diabolizing?
must he have been diabolizing?
must we have been diabolizing?
must you have been diabolizing?
must they have been diabolizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not diabolize?
must you not diabolize?
must he not diabolize?
must we not diabolize?
must you not diabolize?
must they not diabolize? 	must I not be diabolizing?
must you not be diabolizing?
must he not be diabolizing?
must we not be diabolizing?
must you not be diabolizing?
must they not be diabolizing? 	must I not have diabolized?
must you not have diabolized?
must he not have diabolized?
must we not have diabolized?
must you not have diabolized?
must they not have diabolized? 	must I not have been diabolizing?
must you not have been diabolizing?
must he not have been diabolizing?
must we not have been diabolizing?
must you not have been diabolizing?
must they not have been diabolizing?