The term 'reminded' implies that someone has been made aware of something previously known or forgotten. Its antonym, thus, would be 'uninformed' or 'unaware'. If someone is uninformed, they lack knowledge or understanding of a particular topic or situation. Another antonym for 'reminded' could be 'forgotten', which refers to not being able to recall something from memory. 'Overlooked' could also be an antonym for 'reminded' and means to fail to notice or consider something important. Lastly, 'unmindful' is another possible antonym of 'reminded', which means to be unaware or not paying attention to something.