Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to eat. devour you ought to eat. devour she ought to eat. devour we ought to eat. devour you ought to eat. devour they ought to eat. devour
V-ing form
I ought to be eat. devouring you ought to be eat. devouring she ought to be eat. devouring we ought to be eat. devouring you ought to be eat. devouring they ought to be eat. devouring
Perfect
I ought to have eat. devoured you ought to have eat. devoured she ought to have eat. devoured we ought to have eat. devoured you ought to have eat. devoured they ought to have eat. devoured
V-ing perfect
I ought to have been eat. devouring you ought to have been eat. devouring she ought to have been eat. devouring we ought to have been eat. devouring you ought to have been eat. devouring they ought to have been eat. devouring
Negation
Simple form
I ought not to eat. devour you ought not to eat. devour she ought not to eat. devour we ought not to eat. devour you ought not to eat. devour they ought not to eat. devour
V-ing form
I ought not to eat. devouring you ought not to eat. devouring she ought not to eat. devouring we ought not to eat. devouring you ought not to eat. devouring they ought not to eat. devouring
Perfect
I ought not to have eat. devoured you ought not to have eat. devoured she ought not to have eat. devoured we ought not to have eat. devoured you ought not to have eat. devoured they ought not to have eat. devoured
V-ing perfect
I ought not to have been eat. devouring you ought not to have been eat. devouring she ought not to have been eat. devouring we ought not to have been eat. devouring you ought not to have been eat. devouring they ought not to have been eat. devouring
Interrogative form
Simple form
ought to I eat. devour? ought to you eat. devour? ought to she eat. devour? ought to we eat. devour? ought to you eat. devour? ought to they eat. devour?
V-ing form
ought to I be eat. devouring? ought to you be eat. devouring? ought to she be eat. devouring? ought to we be eat. devouring? ought to you be eat. devouring? ought to they be eat. devouring?
Perfect
ought to I have eat. devoured? ought to you have eat. devoured? ought to she have eat. devoured? ought to we have eat. devoured? ought to you have eat. devoured? ought to they have eat. devoured?
V-ing perfect
ought to I have been eat. devouring? ought to you have been eat. devouring? ought to she have been eat. devouring? ought to we have been eat. devouring? ought to you have been eat. devouring? ought to they have been eat. devouring?
Interro-negative form
Simple form
ought I not to eat. devour? ought you not to eat. devour? ought she not to eat. devour? ought we not to eat. devour? ought you not to eat. devour? ought they not to eat. devour?
V-ing form
ought I not to be eat. devouring? ought you not to be eat. devouring? ought she not to be eat. devouring? ought we not to be eat. devouring? ought you not to be eat. devouring? ought they not to be eat. devouring?
Perfect
ought I not to have eat. devoured? ought you not to have eat. devoured? ought she not to have eat. devoured? ought we not to have eat. devoured? ought you not to have eat. devoured? ought they not to have eat. devoured?
V-ing perfect
ought I not to have been eat. devouring? ought you not to have been eat. devouring? ought she not to have been eat. devouring? ought we not to have been eat. devouring? ought you not to have been eat. devouring? ought they not to have been eat. devouring?