Direct Opposites:
* Guarantee: This is the most direct opposite, implying a certain level of assurance or promise.
* Endorsement: This suggests a strong approval or support of something.
* Affirmation: This conveys a positive statement of truth or belief.
* Confirmation: This signifies a verification or validation of something.
Other Possibilities:
* Acknowledgment: This suggests a recognition or acceptance of something, but not necessarily an endorsement.
* Assertion: This conveys a strong statement or claim, but may not be a guarantee.
* Promise: This suggests a commitment to do something, which is the opposite of disclaiming responsibility.
Example:
Let's say a company has a "Disclaimer" on their website stating they are not responsible for any damage caused by their product. The opposite of this could be a "Guarantee" that the product is safe and they will compensate for any damage it causes.
Ultimately, the best opposite for "disclaimer" depends on the specific situation and what you want to express.