ought to costume
Regular verb: costume - costumed- costumed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to costume
you ought to costume
he ought to costume
we ought to costume
you ought to costume
they ought to costume 	I ought to be costuming
you ought to be costuming
he ought to be costuming
we ought to be costuming
you ought to be costuming
they ought to be costuming	I ought to have costumed
you ought to have costumed
he ought to have costumed
we ought to have costumed
you ought to have costumed
they ought to have costumed	I ought to have been costuming
you ought to have been costuming
he ought to have been costuming
we ought to have been costuming
you ought to have been costuming
they ought to have been costuming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to costume
you oughtn't to costume
he oughtn't to costume
we oughtn't to costume
you oughtn't to costume
they oughtn't to costume 	I oughtn't to be costuming
you oughtn't to be costuming
he oughtn't to be costuming
we oughtn't to be costuming
you oughtn't to be costuming
they oughtn't to be costuming	I oughtn't to have costumed
you oughtn't to have costumed
he oughtn't to have costumed
we oughtn't to have costumed
you oughtn't to have costumed
they oughtn't to have costumed	I oughtn't to have been costuming
you oughtn't to have been costuming
he oughtn't to have been costuming
we oughtn't to have been costuming
you oughtn't to have been costuming
they oughtn't to have been costuming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I costume?
ought to you costume?
ought to he costume?
ought to we costume?
ought to you costume?
ought to they costume? 	ought to I be costuming?
ought to you be costuming?
ought to he be costuming?
ought to we be costuming?
ought to you be costuming?
ought to they be costuming? 	ought to I have costumed?
ought to you have costumed?
ought to he have costumed?
ought to we have costumed?
ought to you have costumed?
ought to they have costumed? 	ought to I have been costuming?
ought to you have been costuming?
ought to he have been costuming?
ought to we have been costuming?
ought to you have been costuming?
ought to they have been costuming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to costume?
oughtn't you to costume?
oughtn't he to costume?
oughtn't we to costume?
oughtn't you to costume?
oughtn't they to costume? 	oughtn't I to be costuming?
oughtn't you to be costuming?
oughtn't he to be costuming?
oughtn't we to be costuming?
oughtn't you to be costuming?
oughtn't they to be costuming? 	oughtn't I to have costumed?
oughtn't you to have costumed?
oughtn't he to have costumed?
oughtn't we to have costumed?
oughtn't you to have costumed?
oughtn't they to have costumed? 	oughtn't I to have been costuming?
oughtn't you to have been costuming?
oughtn't he to have been costuming?
oughtn't we to have been costuming?
oughtn't you to have been costuming?
oughtn't they to have been costuming?