The antonyms for "crashing gates" might include "opening gates," "unlatching gates," "unbolting gates," "unlocking gates," or "entering gates peacefully." These phrases suggest a less forceful method of gaining access to an enclosed space, indicating perhaps a more friendly or diplomatic approach. Other antonyms might include "respecting boundaries," "abiding by rules," or "seeking permission." These phrases suggest a willingness to act within established frameworks and respect the wishes of others, rather than attempting to force one's way in or disrupt established norms. Choosing these antonyms can help convey a sense of civility and respect in communication.