Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to underlay sth you ought to underlay sth he ought to underlay sth we ought to underlay sth you ought to underlay sth they ought to underlay sth
V-ing form
I ought to be underlay sthing you ought to be underlay sthing he ought to be underlay sthing we ought to be underlay sthing you ought to be underlay sthing they ought to be underlay sthing
Perfect
I ought to have underlay sthed you ought to have underlay sthed he ought to have underlay sthed we ought to have underlay sthed you ought to have underlay sthed they ought to have underlay sthed
V-ing perfect
I ought to have been underlay sthing you ought to have been underlay sthing he ought to have been underlay sthing we ought to have been underlay sthing you ought to have been underlay sthing they ought to have been underlay sthing
Negation
Simple form
I oughtn't to underlay sth you oughtn't to underlay sth he oughtn't to underlay sth we oughtn't to underlay sth you oughtn't to underlay sth they oughtn't to underlay sth
V-ing form
I oughtn't to be underlay sthing you oughtn't to be underlay sthing he oughtn't to be underlay sthing we oughtn't to be underlay sthing you oughtn't to be underlay sthing they oughtn't to be underlay sthing
Perfect
I oughtn't to have underlay sthed you oughtn't to have underlay sthed he oughtn't to have underlay sthed we oughtn't to have underlay sthed you oughtn't to have underlay sthed they oughtn't to have underlay sthed
V-ing perfect
I oughtn't to have been underlay sthing you oughtn't to have been underlay sthing he oughtn't to have been underlay sthing we oughtn't to have been underlay sthing you oughtn't to have been underlay sthing they oughtn't to have been underlay sthing
Interrogative form
Simple form
ought to I underlay sth? ought to you underlay sth? ought to he underlay sth? ought to we underlay sth? ought to you underlay sth? ought to they underlay sth?
V-ing form
ought to I be underlay sthing? ought to you be underlay sthing? ought to he be underlay sthing? ought to we be underlay sthing? ought to you be underlay sthing? ought to they be underlay sthing?
Perfect
ought to I have underlay sthed? ought to you have underlay sthed? ought to he have underlay sthed? ought to we have underlay sthed? ought to you have underlay sthed? ought to they have underlay sthed?
V-ing perfect
ought to I have been underlay sthing? ought to you have been underlay sthing? ought to he have been underlay sthing? ought to we have been underlay sthing? ought to you have been underlay sthing? ought to they have been underlay sthing?
Interro-negative form
Simple form
oughtn't I to underlay sth? oughtn't you to underlay sth? oughtn't he to underlay sth? oughtn't we to underlay sth? oughtn't you to underlay sth? oughtn't they to underlay sth?
V-ing form
oughtn't I to be underlay sthing? oughtn't you to be underlay sthing? oughtn't he to be underlay sthing? oughtn't we to be underlay sthing? oughtn't you to be underlay sthing? oughtn't they to be underlay sthing?
Perfect
oughtn't I to have underlay sthed? oughtn't you to have underlay sthed? oughtn't he to have underlay sthed? oughtn't we to have underlay sthed? oughtn't you to have underlay sthed? oughtn't they to have underlay sthed?
V-ing perfect
oughtn't I to have been underlay sthing? oughtn't you to have been underlay sthing? oughtn't he to have been underlay sthing? oughtn't we to have been underlay sthing? oughtn't you to have been underlay sthing? oughtn't they to have been underlay sthing?