ought to undeceive
Regular verb: undeceive - undeceived- undeceived

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to undeceive
you ought to undeceive
he ought to undeceive
we ought to undeceive
you ought to undeceive
they ought to undeceive 	I ought to be undeceiving
you ought to be undeceiving
he ought to be undeceiving
we ought to be undeceiving
you ought to be undeceiving
they ought to be undeceiving	I ought to have undeceived
you ought to have undeceived
he ought to have undeceived
we ought to have undeceived
you ought to have undeceived
they ought to have undeceived	I ought to have been undeceiving
you ought to have been undeceiving
he ought to have been undeceiving
we ought to have been undeceiving
you ought to have been undeceiving
they ought to have been undeceiving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to undeceive
you oughtn't to undeceive
he oughtn't to undeceive
we oughtn't to undeceive
you oughtn't to undeceive
they oughtn't to undeceive 	I oughtn't to be undeceiving
you oughtn't to be undeceiving
he oughtn't to be undeceiving
we oughtn't to be undeceiving
you oughtn't to be undeceiving
they oughtn't to be undeceiving	I oughtn't to have undeceived
you oughtn't to have undeceived
he oughtn't to have undeceived
we oughtn't to have undeceived
you oughtn't to have undeceived
they oughtn't to have undeceived	I oughtn't to have been undeceiving
you oughtn't to have been undeceiving
he oughtn't to have been undeceiving
we oughtn't to have been undeceiving
you oughtn't to have been undeceiving
they oughtn't to have been undeceiving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I undeceive?
ought to you undeceive?
ought to he undeceive?
ought to we undeceive?
ought to you undeceive?
ought to they undeceive? 	ought to I be undeceiving?
ought to you be undeceiving?
ought to he be undeceiving?
ought to we be undeceiving?
ought to you be undeceiving?
ought to they be undeceiving? 	ought to I have undeceived?
ought to you have undeceived?
ought to he have undeceived?
ought to we have undeceived?
ought to you have undeceived?
ought to they have undeceived? 	ought to I have been undeceiving?
ought to you have been undeceiving?
ought to he have been undeceiving?
ought to we have been undeceiving?
ought to you have been undeceiving?
ought to they have been undeceiving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to undeceive?
oughtn't you to undeceive?
oughtn't he to undeceive?
oughtn't we to undeceive?
oughtn't you to undeceive?
oughtn't they to undeceive? 	oughtn't I to be undeceiving?
oughtn't you to be undeceiving?
oughtn't he to be undeceiving?
oughtn't we to be undeceiving?
oughtn't you to be undeceiving?
oughtn't they to be undeceiving? 	oughtn't I to have undeceived?
oughtn't you to have undeceived?
oughtn't he to have undeceived?
oughtn't we to have undeceived?
oughtn't you to have undeceived?
oughtn't they to have undeceived? 	oughtn't I to have been undeceiving?
oughtn't you to have been undeceiving?
oughtn't he to have been undeceiving?
oughtn't we to have been undeceiving?
oughtn't you to have been undeceiving?
oughtn't they to have been undeceiving?