ought to bluff
Regular verb: bluff - bluffed- bluffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to bluff
you ought to bluff
he ought to bluff
we ought to bluff
you ought to bluff
they ought to bluff 	I ought to be bluffing
you ought to be bluffing
he ought to be bluffing
we ought to be bluffing
you ought to be bluffing
they ought to be bluffing	I ought to have bluffed
you ought to have bluffed
he ought to have bluffed
we ought to have bluffed
you ought to have bluffed
they ought to have bluffed	I ought to have been bluffing
you ought to have been bluffing
he ought to have been bluffing
we ought to have been bluffing
you ought to have been bluffing
they ought to have been bluffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to bluff
you oughtn't to bluff
he oughtn't to bluff
we oughtn't to bluff
you oughtn't to bluff
they oughtn't to bluff 	I oughtn't to be bluffing
you oughtn't to be bluffing
he oughtn't to be bluffing
we oughtn't to be bluffing
you oughtn't to be bluffing
they oughtn't to be bluffing	I oughtn't to have bluffed
you oughtn't to have bluffed
he oughtn't to have bluffed
we oughtn't to have bluffed
you oughtn't to have bluffed
they oughtn't to have bluffed	I oughtn't to have been bluffing
you oughtn't to have been bluffing
he oughtn't to have been bluffing
we oughtn't to have been bluffing
you oughtn't to have been bluffing
they oughtn't to have been bluffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I bluff?
ought to you bluff?
ought to he bluff?
ought to we bluff?
ought to you bluff?
ought to they bluff? 	ought to I be bluffing?
ought to you be bluffing?
ought to he be bluffing?
ought to we be bluffing?
ought to you be bluffing?
ought to they be bluffing? 	ought to I have bluffed?
ought to you have bluffed?
ought to he have bluffed?
ought to we have bluffed?
ought to you have bluffed?
ought to they have bluffed? 	ought to I have been bluffing?
ought to you have been bluffing?
ought to he have been bluffing?
ought to we have been bluffing?
ought to you have been bluffing?
ought to they have been bluffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to bluff?
oughtn't you to bluff?
oughtn't he to bluff?
oughtn't we to bluff?
oughtn't you to bluff?
oughtn't they to bluff? 	oughtn't I to be bluffing?
oughtn't you to be bluffing?
oughtn't he to be bluffing?
oughtn't we to be bluffing?
oughtn't you to be bluffing?
oughtn't they to be bluffing? 	oughtn't I to have bluffed?
oughtn't you to have bluffed?
oughtn't he to have bluffed?
oughtn't we to have bluffed?
oughtn't you to have bluffed?
oughtn't they to have bluffed? 	oughtn't I to have been bluffing?
oughtn't you to have been bluffing?
oughtn't he to have been bluffing?
oughtn't we to have been bluffing?
oughtn't you to have been bluffing?
oughtn't they to have been bluffing?