The antonyms for the phrase "show gate to" could be to conceal, hide, or obscure the entrance. These words suggest the opposite action of revealing or directing someone towards a gate. They denote a sense of privacy, seclusion, or security, and imply that the gate should not be readily accessible or visible. Other antonyms may include to mislead, divert, or confuse, indicating that the gate's location or purpose may be intentionally obscured or miscommunicated. Depending on the context, there may be various antonyms that express the opposite intention or action of showing a gate or providing easy access to it.