| 词汇 | mutt |
| 词根词缀 | 词源： 1901, "stupid or foolish person," probably a shortening of muttonhead (1803); meaning "a dog," especially "a mongrel" is from 1904, originally simply a term of contempt. |
| 随便看 |
英语词根词缀词典收录了31503条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。