General Release:
* Emit: To send out or give off (something, especially light, heat, or a sound).
* Discharge: To send out, let go, or give off (something, especially a liquid, gas, or electrical charge).
* Unleash: To release or set free (something that is held back or restrained).
* Emancipate: To set free from slavery, imprisonment, or oppression.
* Liberate: To set free from confinement or restraint.
* Publish: To make (something) known or available to the public.
* Issue: To make (something, especially a statement, document, or product) available for use or sale.
* Disseminate: To spread widely or to make known (something, especially information or ideas).
In the context of music, movies, or other creative works:
* Launch: To start something, especially a new product, project, or campaign.
* Debut: To make a first public appearance.
* Unveil: To make something public for the first time.
* Roll out: To introduce something new or make it available for public use.
In the context of prisoners or captives:
* Free: To set someone free.
* Pardon: To forgive someone for a crime.
* Acquit: To declare someone not guilty of a crime.
In the context of tension or pressure:
* Relieve: To lessen or remove (pain, discomfort, or tension).
* Ease: To make (something) less severe or intense.
* Relax: To become less tense or anxious.
In the context of a product or service:
* Offer: To make something available for sale or use.
* Introduce: To make something known or available to the public for the first time.
* Provide: To make something available.
The best synonym will depend on the specific situation. Consider the context and the intended meaning to choose the most appropriate word.