"Holding at bay" is a phrase used to describe keeping something or someone under control or at a distance. The opposite of holding at bay would be to unbridle, release, surrender or unleash. The term unbridle suggests letting go of control or restraint, while release means to free from confinement. Surrender implies giving up a fight or yielding to an opposing force. Unleash suggests setting something free to act without any restrictions. Antonyms for holding at bay might also include inviting in, welcoming, allowing entrance, or encouraging, which imply a willingness to interact, collaborate, or engage with something or someone.