轻松愉快的；无忧无虑的；随便的；漫不经心的；

1. The children looked lighthearted now that the final exam was over.
    期终考试结束了，孩子们看上去都很轻松愉快。

1. lighthearted的近义词

1. 无忧无虑且快乐的：- condescending 以恩赐态度对待的 | - lighthearted 无忧无虑且快乐的 | - jocular 滑稽的, 诙谐的

2. 快乐的, 心情愉快的：of yore 很久以前 | lighthearted 快乐的, 心情愉快的 | disorganized form 无规状态

3. lighthearted

3. 快乐的：lightheaded 头昏眼花的 | lighthearted 快乐的 | lightheartedly 自由自在地

4. 心情愉快的：light rail: 轻轨列车,在北美并不常见,但在欧洲却被广泛应用(请看下面的照片) | lighthearted: 心情愉快的 | limited-edition: 限量版

1. carefree and happy and lighthearted

    e.g. was loved for her blithe spirit
           a merry blithesome nature
           her lighthearted nature
           trilling songs with a lightsome heart

    Synonym: blitheblithesomelightsomelight-hearted