ought to denaturalise
Regular verb: denaturalise - denaturalised- denaturalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to denaturalise
you ought to denaturalise
he ought to denaturalise
we ought to denaturalise
you ought to denaturalise
they ought to denaturalise 	I ought to be denaturalising
you ought to be denaturalising
he ought to be denaturalising
we ought to be denaturalising
you ought to be denaturalising
they ought to be denaturalising	I ought to have denaturalised
you ought to have denaturalised
he ought to have denaturalised
we ought to have denaturalised
you ought to have denaturalised
they ought to have denaturalised	I ought to have been denaturalising
you ought to have been denaturalising
he ought to have been denaturalising
we ought to have been denaturalising
you ought to have been denaturalising
they ought to have been denaturalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to denaturalise
you oughtn't to denaturalise
he oughtn't to denaturalise
we oughtn't to denaturalise
you oughtn't to denaturalise
they oughtn't to denaturalise 	I oughtn't to be denaturalising
you oughtn't to be denaturalising
he oughtn't to be denaturalising
we oughtn't to be denaturalising
you oughtn't to be denaturalising
they oughtn't to be denaturalising	I oughtn't to have denaturalised
you oughtn't to have denaturalised
he oughtn't to have denaturalised
we oughtn't to have denaturalised
you oughtn't to have denaturalised
they oughtn't to have denaturalised	I oughtn't to have been denaturalising
you oughtn't to have been denaturalising
he oughtn't to have been denaturalising
we oughtn't to have been denaturalising
you oughtn't to have been denaturalising
they oughtn't to have been denaturalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I denaturalise?
ought to you denaturalise?
ought to he denaturalise?
ought to we denaturalise?
ought to you denaturalise?
ought to they denaturalise? 	ought to I be denaturalising?
ought to you be denaturalising?
ought to he be denaturalising?
ought to we be denaturalising?
ought to you be denaturalising?
ought to they be denaturalising? 	ought to I have denaturalised?
ought to you have denaturalised?
ought to he have denaturalised?
ought to we have denaturalised?
ought to you have denaturalised?
ought to they have denaturalised? 	ought to I have been denaturalising?
ought to you have been denaturalising?
ought to he have been denaturalising?
ought to we have been denaturalising?
ought to you have been denaturalising?
ought to they have been denaturalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to denaturalise?
oughtn't you to denaturalise?
oughtn't he to denaturalise?
oughtn't we to denaturalise?
oughtn't you to denaturalise?
oughtn't they to denaturalise? 	oughtn't I to be denaturalising?
oughtn't you to be denaturalising?
oughtn't he to be denaturalising?
oughtn't we to be denaturalising?
oughtn't you to be denaturalising?
oughtn't they to be denaturalising? 	oughtn't I to have denaturalised?
oughtn't you to have denaturalised?
oughtn't he to have denaturalised?
oughtn't we to have denaturalised?
oughtn't you to have denaturalised?
oughtn't they to have denaturalised? 	oughtn't I to have been denaturalising?
oughtn't you to have been denaturalising?
oughtn't he to have been denaturalising?
oughtn't we to have been denaturalising?
oughtn't you to have been denaturalising?
oughtn't they to have been denaturalising?