English verb conjugation
OUGHT TO OVERHARDEN

Regular verb: overharden - overhardened - overhardened

Affirmation

Simple form	V-ing form
I ought to overharden you ought to overharden he ought to overharden we ought to overharden you ought to overharden they ought to overharden	I ought to be overhardening you ought to be overhardening he ought to be overhardening we ought to be overhardening you ought to be overhardening they ought to be overhardening
Perfect	V-ing perfect
I ought to have overhardened you ought to have overhardened he ought to have overhardened we ought to have overhardened you ought to have overhardened they ought to have overhardened	I ought to have been overhardening you ought to have been overhardening he ought to have been overhardening we ought to have been overhardening you ought to have been overhardening they ought to have been overhardening

Negation

Simple form	V-ing form
I oughtn't to overharden you oughtn't to overharden he oughtn't to overharden we oughtn't to overharden you oughtn't to overharden they oughtn't to overharden	I oughtn't to be overhardening you oughtn't to be overhardening he oughtn't to be overhardening we oughtn't to be overhardening you oughtn't to be overhardening they oughtn't to be overhardening
Perfect	V-ing perfect
I oughtn't to have overhardened you oughtn't to have overhardened he oughtn't to have overhardened we oughtn't to have overhardened you oughtn't to have overhardened they oughtn't to have overhardened	I oughtn't to have been overhardening you oughtn't to have been overhardening he oughtn't to have been overhardening we oughtn't to have been overhardening you oughtn't to have been overhardening they oughtn't to have been overhardening

Interrogative form

Simple form	V-ing form
ought to I overharden? ought to you overharden? ought to he overharden? ought to we overharden? ought to you overharden? ought to they overharden?	ought to I be overhardening? ought to you be overhardening? ought to he be overhardening? ought to we be overhardening? ought to you be overhardening? ought to they be overhardening?
Perfect	V-ing perfect
ought to I have overhardened? ought to you have overhardened? ought to he have overhardened? ought to we have overhardened? ought to you have overhardened? ought to they have overhardened?	ought to I have been overhardening? ought to you have been overhardening? ought to he have been overhardening? ought to we have been overhardening? ought to you have been overhardening? ought to they have been overhardening?

Interro-negative form

Simple form	V-ing form
oughtn't I to overharden? oughtn't you to overharden? oughtn't he to overharden? oughtn't we to overharden? oughtn't you to overharden? oughtn't they to overharden?	oughtn't I to be overhardening? oughtn't you to be overhardening? oughtn't he to be overhardening? oughtn't we to be overhardening? oughtn't you to be overhardening? oughtn't they to be overhardening?
Perfect	V-ing perfect
oughtn't I to have overhardened? oughtn't you to have overhardened? oughtn't he to have overhardened? oughtn't we to have overhardened? oughtn't you to have overhardened? oughtn't they to have overhardened?	oughtn't I to have been overhardening? oughtn't you to have been overhardening? oughtn't he to have been overhardening? oughtn't we to have been overhardening? oughtn't you to have been overhardening? oughtn't they to have been overhardening?