General Antonyms:
* Retain: To keep possession of something.
* Preserve: To keep something safe from harm or decay.
* Maintain: To keep something in good condition.
* Support: To provide assistance or encouragement.
* Cherish: To hold something dear and close to your heart.
More specific Antonyms:
* Rescue: To save someone or something from danger.
* Protect: To keep someone or something safe from harm.
* Claim: To take possession of something.
* Embrace: To accept something willingly.
* Cultivate: To develop or improve something.
The best antonym will depend on the specific sentence or situation where you want to use it.