Antonyms for the word "most advocated" include "least preferred," "opposed," "discouraged," "neglected," and "unpopular." When something is "most advocated," it is highly recommended and supported, but if it is "least preferred," it is not recommended or supported as strongly. "Opposed" indicates strong disagreement or resistance, while "discouraged" suggests a lack of enthusiasm or support. "Neglected" implies disregard or lack of attention, while "unpopular" suggests that something is widely disliked or lacking in public support. These antonyms highlight the range of opinions and attitudes that can surround a particular idea or issue.