The phrase "etc impotent" typically refers to something that lacks power or effectiveness in a given situation. There are numerous synonyms for this phrase, depending on the context. For example, words like feeble, powerless, ineffectual, weak, and meek all convey a sense of impotence or lack of strength. Other possible synonyms for "etc impotent" might include words like ineffective, impotent, unproductive, and futile, each of which suggests that something is unable to achieve a desired result or goal. Ultimately, the choice of synonyms for "etc impotent" will depend on the specific context and the desired connotations that the writer or speaker wants to convey.