must denigrate
Regular verb: denigrate - denigrated- denigrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must denigrate
you must denigrate
he must denigrate
we must denigrate
you must denigrate
they must denigrate 	I must be denigrating
you must be denigrating
he must be denigrating
we must be denigrating
you must be denigrating
they must be denigrating	I must have denigrated
you must have denigrated
he must have denigrated
we must have denigrated
you must have denigrated
they must have denigrated	I must have been denigrating
you must have been denigrating
he must have been denigrating
we must have been denigrating
you must have been denigrating
they must have been denigrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not denigrate
you must not denigrate
he must not denigrate
we must not denigrate
you must not denigrate
they must not denigrate 	I must not be denigrating
you must not be denigrating
he must not be denigrating
we must not be denigrating
you must not be denigrating
they must not be denigrating	I must not have denigrated
you must not have denigrated
he must not have denigrated
we must not have denigrated
you must not have denigrated
they must not have denigrated	I must not have been denigrating
you must not have been denigrating
he must not have been denigrating
we must not have been denigrating
you must not have been denigrating
they must not have been denigrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I denigrate?
must you denigrate?
must he denigrate?
must we denigrate?
must you denigrate?
must they denigrate? 	must I be denigrating?
must you be denigrating?
must he be denigrating?
must we be denigrating?
must you be denigrating?
must they be denigrating? 	must I have denigrated?
must you have denigrated?
must he have denigrated?
must we have denigrated?
must you have denigrated?
must they have denigrated? 	must I have been denigrating?
must you have been denigrating?
must he have been denigrating?
must we have been denigrating?
must you have been denigrating?
must they have been denigrating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not denigrate?
must you not denigrate?
must he not denigrate?
must we not denigrate?
must you not denigrate?
must they not denigrate? 	must I not be denigrating?
must you not be denigrating?
must he not be denigrating?
must we not be denigrating?
must you not be denigrating?
must they not be denigrating? 	must I not have denigrated?
must you not have denigrated?
must he not have denigrated?
must we not have denigrated?
must you not have denigrated?
must they not have denigrated? 	must I not have been denigrating?
must you not have been denigrating?
must he not have been denigrating?
must we not have been denigrating?
must you not have been denigrating?
must they not have been denigrating?