ought to retighten
Regular verb: retighten - retightened- retightened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to retighten
you ought to retighten
he ought to retighten
we ought to retighten
you ought to retighten
they ought to retighten 	I ought to be retightening
you ought to be retightening
he ought to be retightening
we ought to be retightening
you ought to be retightening
they ought to be retightening	I ought to have retightened
you ought to have retightened
he ought to have retightened
we ought to have retightened
you ought to have retightened
they ought to have retightened	I ought to have been retightening
you ought to have been retightening
he ought to have been retightening
we ought to have been retightening
you ought to have been retightening
they ought to have been retightening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to retighten
you ought not to retighten
he ought not to retighten
we ought not to retighten
you ought not to retighten
they ought not to retighten 	I ought not to retightening
you ought not to retightening
he ought not to retightening
we ought not to retightening
you ought not to retightening
they ought not to retightening	I ought not to have retightened
you ought not to have retightened
he ought not to have retightened
we ought not to have retightened
you ought not to have retightened
they ought not to have retightened	I ought not to have been retightening
you ought not to have been retightening
he ought not to have been retightening
we ought not to have been retightening
you ought not to have been retightening
they ought not to have been retightening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I retighten?
ought to you retighten?
ought to he retighten?
ought to we retighten?
ought to you retighten?
ought to they retighten? 	ought to I be retightening?
ought to you be retightening?
ought to he be retightening?
ought to we be retightening?
ought to you be retightening?
ought to they be retightening? 	ought to I have retightened?
ought to you have retightened?
ought to he have retightened?
ought to we have retightened?
ought to you have retightened?
ought to they have retightened? 	ought to I have been retightening?
ought to you have been retightening?
ought to he have been retightening?
ought to we have been retightening?
ought to you have been retightening?
ought to they have been retightening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to retighten?
ought you not to retighten?
ought he not to retighten?
ought we not to retighten?
ought you not to retighten?
ought they not to retighten? 	ought I not to be retightening?
ought you not to be retightening?
ought he not to be retightening?
ought we not to be retightening?
ought you not to be retightening?
ought they not to be retightening? 	ought I not to have retightened?
ought you not to have retightened?
ought he not to have retightened?
ought we not to have retightened?
ought you not to have retightened?
ought they not to have retightened? 	ought I not to have been retightening?
ought you not to have been retightening?
ought he not to have been retightening?
ought we not to have been retightening?
ought you not to have been retightening?
ought they not to have been retightening?