ought to decay
Regular verb: decay - decayed- decayed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to decay
you ought to decay
he ought to decay
we ought to decay
you ought to decay
they ought to decay 	I ought to be decaying
you ought to be decaying
he ought to be decaying
we ought to be decaying
you ought to be decaying
they ought to be decaying	I ought to have decayed
you ought to have decayed
he ought to have decayed
we ought to have decayed
you ought to have decayed
they ought to have decayed	I ought to have been decaying
you ought to have been decaying
he ought to have been decaying
we ought to have been decaying
you ought to have been decaying
they ought to have been decaying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to decay
you oughtn't to decay
he oughtn't to decay
we oughtn't to decay
you oughtn't to decay
they oughtn't to decay 	I oughtn't to be decaying
you oughtn't to be decaying
he oughtn't to be decaying
we oughtn't to be decaying
you oughtn't to be decaying
they oughtn't to be decaying	I oughtn't to have decayed
you oughtn't to have decayed
he oughtn't to have decayed
we oughtn't to have decayed
you oughtn't to have decayed
they oughtn't to have decayed	I oughtn't to have been decaying
you oughtn't to have been decaying
he oughtn't to have been decaying
we oughtn't to have been decaying
you oughtn't to have been decaying
they oughtn't to have been decaying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I decay?
ought to you decay?
ought to he decay?
ought to we decay?
ought to you decay?
ought to they decay? 	ought to I be decaying?
ought to you be decaying?
ought to he be decaying?
ought to we be decaying?
ought to you be decaying?
ought to they be decaying? 	ought to I have decayed?
ought to you have decayed?
ought to he have decayed?
ought to we have decayed?
ought to you have decayed?
ought to they have decayed? 	ought to I have been decaying?
ought to you have been decaying?
ought to he have been decaying?
ought to we have been decaying?
ought to you have been decaying?
ought to they have been decaying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to decay?
oughtn't you to decay?
oughtn't he to decay?
oughtn't we to decay?
oughtn't you to decay?
oughtn't they to decay? 	oughtn't I to be decaying?
oughtn't you to be decaying?
oughtn't he to be decaying?
oughtn't we to be decaying?
oughtn't you to be decaying?
oughtn't they to be decaying? 	oughtn't I to have decayed?
oughtn't you to have decayed?
oughtn't he to have decayed?
oughtn't we to have decayed?
oughtn't you to have decayed?
oughtn't they to have decayed? 	oughtn't I to have been decaying?
oughtn't you to have been decaying?
oughtn't he to have been decaying?
oughtn't we to have been decaying?
oughtn't you to have been decaying?
oughtn't they to have been decaying?