sparer

1. He had grown sparer, and lost his colour, and spoke and dressed quite differently;
   他现在又高又瘦，气色也不如以前，衣着和言谈都和以前不一样了。
2. There was a restless, anxious expression in his countenance I had never remarked there before; and he looked sparer in person.
   他脸上有一种不安的、焦虑的表情，这是我以前从来没有看过的；他本人也望着消瘦些。

noun

1. someone who refrains from injuring or destroying