The antonyms for the term "checked on" can vary depending on the context in which the term is being used. In general, antonyms for "checking on" someone or something would involve ignoring, neglecting, or abandoning them. When applied to an argument or a document, an antonym could involve rejecting, dismissing, or refuting it. Conversely, the term "checked on" could also imply micromanaging, meddling or interfering, in which case antonyms could include delegating, trusting or respecting. Overall, the antonyms for "checked on" involve inaction, negligence, or a lack of responsibility.