了, in Small Oracle Script, is like a baby wrapped in a blanket, with only the head visible. There are just several characters formed by 了, among which 辽 and 疗 are the most common characters formed by 了.
See 子, which is also a pictographic character of a baby.
了 serves as a phonetic component to form characters.
Characters formed by the phonetic component 了
辽，疗 liáo, liáo
钌，叾 liǎo, liǎo,
了 also serves as a phonetic component
Characters formed by the semantic component 了
亟 jí
Common words and set phrases of 了
- 了解
- 了然
- 了了
- 为了
- 了得
- 知了
- 罢了
- 了无
- 除了
- 明了
- 直截了当
- 不甚了了
- 了如指掌
- 敷衍了事
- 了不起
- 不了了之
- 直接了当
- 小时了了
- 没完没了
- 一目了然