ought to window
Regular verb: window - windowed- windowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to window
you ought to window
she ought to window
we ought to window
you ought to window
they ought to window 	I ought to be windowing
you ought to be windowing
she ought to be windowing
we ought to be windowing
you ought to be windowing
they ought to be windowing	I ought to have windowed
you ought to have windowed
she ought to have windowed
we ought to have windowed
you ought to have windowed
they ought to have windowed	I ought to have been windowing
you ought to have been windowing
she ought to have been windowing
we ought to have been windowing
you ought to have been windowing
they ought to have been windowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to window
you oughtn't to window
she oughtn't to window
we oughtn't to window
you oughtn't to window
they oughtn't to window 	I oughtn't to be windowing
you oughtn't to be windowing
she oughtn't to be windowing
we oughtn't to be windowing
you oughtn't to be windowing
they oughtn't to be windowing	I oughtn't to have windowed
you oughtn't to have windowed
she oughtn't to have windowed
we oughtn't to have windowed
you oughtn't to have windowed
they oughtn't to have windowed	I oughtn't to have been windowing
you oughtn't to have been windowing
she oughtn't to have been windowing
we oughtn't to have been windowing
you oughtn't to have been windowing
they oughtn't to have been windowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I window?
ought to you window?
ought to she window?
ought to we window?
ought to you window?
ought to they window? 	ought to I be windowing?
ought to you be windowing?
ought to she be windowing?
ought to we be windowing?
ought to you be windowing?
ought to they be windowing? 	ought to I have windowed?
ought to you have windowed?
ought to she have windowed?
ought to we have windowed?
ought to you have windowed?
ought to they have windowed? 	ought to I have been windowing?
ought to you have been windowing?
ought to she have been windowing?
ought to we have been windowing?
ought to you have been windowing?
ought to they have been windowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to window?
oughtn't you to window?
oughtn't she to window?
oughtn't we to window?
oughtn't you to window?
oughtn't they to window? 	oughtn't I to be windowing?
oughtn't you to be windowing?
oughtn't she to be windowing?
oughtn't we to be windowing?
oughtn't you to be windowing?
oughtn't they to be windowing? 	oughtn't I to have windowed?
oughtn't you to have windowed?
oughtn't she to have windowed?
oughtn't we to have windowed?
oughtn't you to have windowed?
oughtn't they to have windowed? 	oughtn't I to have been windowing?
oughtn't you to have been windowing?
oughtn't she to have been windowing?
oughtn't we to have been windowing?
oughtn't you to have been windowing?
oughtn't they to have been windowing?