ought to kitten
Regular verb: kitten - kittened- kittened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to kitten
you ought to kitten
she ought to kitten
we ought to kitten
you ought to kitten
they ought to kitten 	I ought to be kittening
you ought to be kittening
she ought to be kittening
we ought to be kittening
you ought to be kittening
they ought to be kittening	I ought to have kittened
you ought to have kittened
she ought to have kittened
we ought to have kittened
you ought to have kittened
they ought to have kittened	I ought to have been kittening
you ought to have been kittening
she ought to have been kittening
we ought to have been kittening
you ought to have been kittening
they ought to have been kittening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to kitten
you oughtn't to kitten
she oughtn't to kitten
we oughtn't to kitten
you oughtn't to kitten
they oughtn't to kitten 	I oughtn't to be kittening
you oughtn't to be kittening
she oughtn't to be kittening
we oughtn't to be kittening
you oughtn't to be kittening
they oughtn't to be kittening	I oughtn't to have kittened
you oughtn't to have kittened
she oughtn't to have kittened
we oughtn't to have kittened
you oughtn't to have kittened
they oughtn't to have kittened	I oughtn't to have been kittening
you oughtn't to have been kittening
she oughtn't to have been kittening
we oughtn't to have been kittening
you oughtn't to have been kittening
they oughtn't to have been kittening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I kitten?
ought to you kitten?
ought to she kitten?
ought to we kitten?
ought to you kitten?
ought to they kitten? 	ought to I be kittening?
ought to you be kittening?
ought to she be kittening?
ought to we be kittening?
ought to you be kittening?
ought to they be kittening? 	ought to I have kittened?
ought to you have kittened?
ought to she have kittened?
ought to we have kittened?
ought to you have kittened?
ought to they have kittened? 	ought to I have been kittening?
ought to you have been kittening?
ought to she have been kittening?
ought to we have been kittening?
ought to you have been kittening?
ought to they have been kittening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to kitten?
oughtn't you to kitten?
oughtn't she to kitten?
oughtn't we to kitten?
oughtn't you to kitten?
oughtn't they to kitten? 	oughtn't I to be kittening?
oughtn't you to be kittening?
oughtn't she to be kittening?
oughtn't we to be kittening?
oughtn't you to be kittening?
oughtn't they to be kittening? 	oughtn't I to have kittened?
oughtn't you to have kittened?
oughtn't she to have kittened?
oughtn't we to have kittened?
oughtn't you to have kittened?
oughtn't they to have kittened? 	oughtn't I to have been kittening?
oughtn't you to have been kittening?
oughtn't she to have been kittening?
oughtn't we to have been kittening?
oughtn't you to have been kittening?
oughtn't they to have been kittening?