cheerfulness
🇺🇸
/ˈtʃɪrflnəs/
🇬🇧
/ˈtʃɪəflnəs/
being happy and positive, even when things are hard
Her cheerfulness helped everyone stay positive during the difficult time.
彼女の明るさが困難な時期に皆が前向きでいられるように助けました。