General:
* Admission - This is the most common and direct translation. It refers to the act of admitting something.
* Acknowledgement - This emphasizes the recognition of truth or validity.
* Confession - This implies admitting to a wrongdoing or mistake.
* Disclosure - This suggests revealing information that was previously hidden.
More specific:
* Acceptance - This focuses on agreeing with or taking responsibility for something.
* Concession - This indicates yielding to a demand or request.
* Submission - This implies accepting someone else's authority or judgment.
Example sentences:
* "Her admission of guilt shocked everyone."
* "He offered no acknowledgement of his mistakes."
* "The thief's confession led to the recovery of the stolen goods."
* "The disclosure of the scandal caused a public outcry."
The best abstract noun to use will depend on the specific meaning you want to convey.