It was simply that the guest, like the host, had certain obligations.
It is well also for you that I feel a certain obligation.
He did not know these people, yet he felt a certain obligation to them because they were of his race.
At the same time, we do have certain obligations before our partners.
Her second husband, she said, was a partner in a prestigious law firm, so there were certain social obligations.
There will be no more occupation rights but certain obligations.
As an agricultural employer, there are certain obligations you must meet.
You will have certain obligations to your employees, especially concerning information and consultation.
And there are certain obligations one has to family.
Still at issue are certain contractural obligations - or lack of same.