Antonyms for the word "most inward-looking" include "outward-looking," "expansive," "open-minded," "inquisitive," and "curious." These words suggest a perspective that prioritizes exploration and engagement with the wider world, rather than a preoccupation with one's own internal experiences and perceptions. An outward-looking mindset is often characterized by a willingness to learn from others, engage in new experiences, and seek out diverse perspectives. This perspective can be valuable for personal growth and development, as well as for building productive relationships with others and contributing to positive social change.