The term "more long faced" refers to someone who appears sad, unhappy or depressed. Antonyms for this term could include "cheerful," "happy," "elated," "joyful," "delighted" and "exhilarated." These words suggest positive emotions and are associated with feelings of contentment, happiness and satisfaction. Other antonyms for "more long faced" could include "optimistic," "hopeful," "confident" and "upbeat." These words imply a positive outlook on life and suggest a person who is able to overcome setbacks and challenges. Overall, antonyms for "more long faced" are words that convey a positive state of mind and a cheerful disposition.