The phrase "spirited up" means energized, enthusiastic, or excited. However, some antonyms or opposite words for "spirited up" could be lethargic, dull, or apathetic. When we are not "spirited up," we may feel sluggish, inactive, or unmotivated. We may lack the positive attitude or excitement necessary to get things done. Other antonyms for "spirited up" could be discouraged or disheartened, which means we may have lost hope or optimism, have a negative outlook, or lack confidence in our abilities. It is important to be aware of these opposite feelings and behaviors so we can work to overcome them and maintain a positive and motivated outlook on life.