The phrase "cause to be" means to bring about or make something happen. Its antonyms are words that convey the opposite actions, such as prevent, hinder, obstruct, impede, or discourage. If you prevent something from happening, you stop it before it occurs. Hinder implies slowing down or delaying its progress. Obstruct means to block its path, while impede refers to making it difficult to achieve. Discourage conveys the idea of dissuading someone from pursuing a particular course of action. In conclusion, the antonyms of "cause to be" give an insight into ways that can prevent or disrupt the creation of something.