| 单词 | lightheartedness | 
| 释义 | lightheartedadjective  light·heart·ed  ˈlīt-ˌhär-təd  1   : free from care, anxiety, or seriousness : happy-go-lucky  a lighthearted mood 2   : cheerfully optimistic and hopeful : easygoing  they can be lighthearted in the midst of misery  lightheartedly adverb   lightheartedness noun  lightheartedness nounas in abandoncarefree freedom from constraint he approaches his medical duties with a lightheartedness that some patients find disturbing Synonyms & Similar Words Relevance 
 Antonyms & Near Antonyms 
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