Antonyms for the phrase "imposed upon" include the concepts of voluntary action, freedom, and respect. To act without being imposed upon is to have the freedom to choose one's own path, without external pressure or coercion. It is also to treat others with respect and refrain from dominating or controlling them. Instead of imposing upon others, we can collaborate and cooperate with them, allowing for mutually beneficial outcomes. To avoid imposing upon others, we must be attuned to their needs and wants, and seek to understand their perspectives. Only then can we work towards common goals in a way that is respectful, thoughtful, and equitable.