0 used to say that it is necessary or desirable to perform the action expressed in the verb:
We ought to clean up before we go home.
She really ought to apologize.
1 used to say that the action expressed in the verb is probable or expected:
He ought to be home by seven o’clock.
The curtains ought to be ready on Monday.
At his age, he ought to have known better.
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
ought