ought to vindicate
Regular verb: vindicate - vindicated- vindicated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to vindicate
you ought to vindicate
she ought to vindicate
we ought to vindicate
you ought to vindicate
they ought to vindicate 	I ought to be vindicating
you ought to be vindicating
she ought to be vindicating
we ought to be vindicating
you ought to be vindicating
they ought to be vindicating	I ought to have vindicated
you ought to have vindicated
she ought to have vindicated
we ought to have vindicated
you ought to have vindicated
they ought to have vindicated	I ought to have been vindicating
you ought to have been vindicating
she ought to have been vindicating
we ought to have been vindicating
you ought to have been vindicating
they ought to have been vindicating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to vindicate
you oughtn't to vindicate
she oughtn't to vindicate
we oughtn't to vindicate
you oughtn't to vindicate
they oughtn't to vindicate 	I oughtn't to be vindicating
you oughtn't to be vindicating
she oughtn't to be vindicating
we oughtn't to be vindicating
you oughtn't to be vindicating
they oughtn't to be vindicating	I oughtn't to have vindicated
you oughtn't to have vindicated
she oughtn't to have vindicated
we oughtn't to have vindicated
you oughtn't to have vindicated
they oughtn't to have vindicated	I oughtn't to have been vindicating
you oughtn't to have been vindicating
she oughtn't to have been vindicating
we oughtn't to have been vindicating
you oughtn't to have been vindicating
they oughtn't to have been vindicating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I vindicate?
ought to you vindicate?
ought to she vindicate?
ought to we vindicate?
ought to you vindicate?
ought to they vindicate? 	ought to I be vindicating?
ought to you be vindicating?
ought to she be vindicating?
ought to we be vindicating?
ought to you be vindicating?
ought to they be vindicating? 	ought to I have vindicated?
ought to you have vindicated?
ought to she have vindicated?
ought to we have vindicated?
ought to you have vindicated?
ought to they have vindicated? 	ought to I have been vindicating?
ought to you have been vindicating?
ought to she have been vindicating?
ought to we have been vindicating?
ought to you have been vindicating?
ought to they have been vindicating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to vindicate?
oughtn't you to vindicate?
oughtn't she to vindicate?
oughtn't we to vindicate?
oughtn't you to vindicate?
oughtn't they to vindicate? 	oughtn't I to be vindicating?
oughtn't you to be vindicating?
oughtn't she to be vindicating?
oughtn't we to be vindicating?
oughtn't you to be vindicating?
oughtn't they to be vindicating? 	oughtn't I to have vindicated?
oughtn't you to have vindicated?
oughtn't she to have vindicated?
oughtn't we to have vindicated?
oughtn't you to have vindicated?
oughtn't they to have vindicated? 	oughtn't I to have been vindicating?
oughtn't you to have been vindicating?
oughtn't she to have been vindicating?
oughtn't we to have been vindicating?
oughtn't you to have been vindicating?
oughtn't they to have been vindicating?