ought to upend
Regular verb: upend - upended- upended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to upend
you ought to upend
she ought to upend
we ought to upend
you ought to upend
they ought to upend 	I ought to be upending
you ought to be upending
she ought to be upending
we ought to be upending
you ought to be upending
they ought to be upending	I ought to have upended
you ought to have upended
she ought to have upended
we ought to have upended
you ought to have upended
they ought to have upended	I ought to have been upending
you ought to have been upending
she ought to have been upending
we ought to have been upending
you ought to have been upending
they ought to have been upending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to upend
you ought not to upend
she ought not to upend
we ought not to upend
you ought not to upend
they ought not to upend 	I ought not to upending
you ought not to upending
she ought not to upending
we ought not to upending
you ought not to upending
they ought not to upending	I ought not to have upended
you ought not to have upended
she ought not to have upended
we ought not to have upended
you ought not to have upended
they ought not to have upended	I ought not to have been upending
you ought not to have been upending
she ought not to have been upending
we ought not to have been upending
you ought not to have been upending
they ought not to have been upending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I upend?
ought to you upend?
ought to she upend?
ought to we upend?
ought to you upend?
ought to they upend? 	ought to I be upending?
ought to you be upending?
ought to she be upending?
ought to we be upending?
ought to you be upending?
ought to they be upending? 	ought to I have upended?
ought to you have upended?
ought to she have upended?
ought to we have upended?
ought to you have upended?
ought to they have upended? 	ought to I have been upending?
ought to you have been upending?
ought to she have been upending?
ought to we have been upending?
ought to you have been upending?
ought to they have been upending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to upend?
ought you not to upend?
ought she not to upend?
ought we not to upend?
ought you not to upend?
ought they not to upend? 	ought I not to be upending?
ought you not to be upending?
ought she not to be upending?
ought we not to be upending?
ought you not to be upending?
ought they not to be upending? 	ought I not to have upended?
ought you not to have upended?
ought she not to have upended?
ought we not to have upended?
ought you not to have upended?
ought they not to have upended? 	ought I not to have been upending?
ought you not to have been upending?
ought she not to have been upending?
ought we not to have been upending?
ought you not to have been upending?
ought they not to have been upending?