should denigrate
Regular verb: denigrate - denigrated- denigrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd denigrate
you'd denigrate
she'd denigrate
we'd denigrate
you'd denigrate
they'd denigrate 	I'd be denigrating
you'd be denigrating
she'd be denigrating
we'd be denigrating
you'd be denigrating
they'd be denigrating	I should've denigrated
you should've denigrated
she should've denigrated
we should've denigrated
you should've denigrated
they should've denigrated	I should've been denigrating
you should've been denigrating
she should've been denigrating
we should've been denigrating
you should've been denigrating
they should've been denigrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't denigrate
you shouldn't denigrate
she shouldn't denigrate
we shouldn't denigrate
you shouldn't denigrate
they shouldn't denigrate 	I shouldn't be denigrating
you shouldn't be denigrating
she shouldn't be denigrating
we shouldn't be denigrating
you shouldn't be denigrating
they shouldn't be denigrating	I shouldn't have denigrated
you shouldn't have denigrated
she shouldn't have denigrated
we shouldn't have denigrated
you shouldn't have denigrated
they shouldn't have denigrated	I shouldn't have been denigrating
you shouldn't have been denigrating
she shouldn't have been denigrating
we shouldn't have been denigrating
you shouldn't have been denigrating
they shouldn't have been denigrating	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I denigrate?
shouldn't you denigrate?
shouldn't she denigrate?
shouldn't we denigrate?
shouldn't you denigrate?
shouldn't they denigrate? 	shouldn't I be denigrating?
shouldn't you be denigrating?
shouldn't she be denigrating?
shouldn't we be denigrating?
shouldn't you be denigrating?
shouldn't they be denigrating? 	shouldn't I have denigrated?
shouldn't you have denigrated?
shouldn't she have denigrated?
shouldn't we have denigrated?
shouldn't you have denigrated?
shouldn't they have denigrated? 	shouldn't I have been denigrating?
shouldn't you have been denigrating?
shouldn't she have been denigrating?
shouldn't we have been denigrating?
shouldn't you have been denigrating?
shouldn't they have been denigrating?