ought to stool
Regular verb: stool - stooled- stooled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to stool
you ought to stool
he ought to stool
we ought to stool
you ought to stool
they ought to stool 	I ought to be stooling
you ought to be stooling
he ought to be stooling
we ought to be stooling
you ought to be stooling
they ought to be stooling	I ought to have stooled
you ought to have stooled
he ought to have stooled
we ought to have stooled
you ought to have stooled
they ought to have stooled	I ought to have been stooling
you ought to have been stooling
he ought to have been stooling
we ought to have been stooling
you ought to have been stooling
they ought to have been stooling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to stool
you ought not to stool
he ought not to stool
we ought not to stool
you ought not to stool
they ought not to stool 	I ought not to stooling
you ought not to stooling
he ought not to stooling
we ought not to stooling
you ought not to stooling
they ought not to stooling	I ought not to have stooled
you ought not to have stooled
he ought not to have stooled
we ought not to have stooled
you ought not to have stooled
they ought not to have stooled	I ought not to have been stooling
you ought not to have been stooling
he ought not to have been stooling
we ought not to have been stooling
you ought not to have been stooling
they ought not to have been stooling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I stool?
ought to you stool?
ought to he stool?
ought to we stool?
ought to you stool?
ought to they stool? 	ought to I be stooling?
ought to you be stooling?
ought to he be stooling?
ought to we be stooling?
ought to you be stooling?
ought to they be stooling? 	ought to I have stooled?
ought to you have stooled?
ought to he have stooled?
ought to we have stooled?
ought to you have stooled?
ought to they have stooled? 	ought to I have been stooling?
ought to you have been stooling?
ought to he have been stooling?
ought to we have been stooling?
ought to you have been stooling?
ought to they have been stooling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to stool?
ought you not to stool?
ought he not to stool?
ought we not to stool?
ought you not to stool?
ought they not to stool? 	ought I not to be stooling?
ought you not to be stooling?
ought he not to be stooling?
ought we not to be stooling?
ought you not to be stooling?
ought they not to be stooling? 	ought I not to have stooled?
ought you not to have stooled?
ought he not to have stooled?
ought we not to have stooled?
ought you not to have stooled?
ought they not to have stooled? 	ought I not to have been stooling?
ought you not to have been stooling?
ought he not to have been stooling?
ought we not to have been stooling?
ought you not to have been stooling?
ought they not to have been stooling?