The phrase "having all oneself" can be described using synonyms such as independence, self-sufficiency, self-reliance, autonomy, and sovereignty. Independence refers to the state of being free from external control and being capable of making decisions on one's own. Self-sufficiency suggests the ability to provide for oneself without the help of others. Self-reliance emphasizes the confidence and trust that one has in oneself to handle any situation. Autonomy denotes the freedom to act independently and make decisions without being influenced by others. Sovereignty implies the supreme power or authority to govern oneself. These synonyms are helpful in expressing the idea of "having all oneself" in different contexts.