The phrase "am dependent upon" signifies a reliance on something or someone for support or sustenance. Its opposite is independence, which denotes self-reliance and autonomy. Other antonyms for "am dependent upon" include self-sufficient, self-supporting, and self-standing. These words emphasize the ability to operate independently, without assistance or external support. Additionally, antonyms for "am dependent upon" can include "free," "unattached," and "unencumbered." These words highlight the absence of any obligation, duty, or debt that may hinder one's independence. Ultimately, the antonyms for "am dependent upon" convey the opposite idea of relying on others, emphasizing independence, freedom, and self-sufficiency.