When we're feeling down, it's always nice to have a few different ways to describe our improved mood. Here are some synonyms for the phrase "improved in spirits": uplifted, heartened, invigorated, encouraged, emboldened, cheered up, enlivened, refreshed, rejuvenated, and revitalized. It's important to note that while these words can all be used to describe a positive change in mood, they may have slightly different connotations. For example, "invigorated" implies a sense of increased energy, while "heartened" suggests a stronger emotional connection to a particular person or situation. Regardless of which word you choose, describing your improved spirits can be a great way to communicate your positive outlook and inspire those around you.