General synonyms:
* Transmit: To send something electronically or by other means.
* Dispatch: To send someone or something on a mission or errand.
* Forward: To send something onward to another person or place.
* Deliver: To bring something to a specific destination.
* Convey: To communicate or transport something.
* Mail: To send something by postal service.
* Post: To send something by mail.
* Submit: To send something for consideration or approval.
More specific synonyms:
* Fire: To send a projectile or missile.
* Shoot: To send a bullet or arrow.
* Launch: To send something into the air or space.
* Emit: To send out light, heat, sound, or other energy.
* Exhale: To send out air from the lungs.
* Broadcast: To send out a signal or message to a wide audience.
The best synonym will depend on the specific context of the sentence.