英语词汇tumble的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	tumble
词根词缀	tumble 翻滚，打滚，倒塌，坍塌来自古英语tumbian, 跳舞，跳跃，翻滚，来自Proto-Germanic→*tumona, 旋转，转动，词源同tumbler, tumbrel。-le, 表反复。引申诸相关词义。
随便看	knock knockabout knock-back knock-down knocker knocking shop knock-on knockout knock-up knok- knoll knot knotty know know-all know-how knowingly knowledge knowledgeable known knuck- knuckle knuckle-dragger knuckleduster knucklehead

英语词根词缀词典收录了25228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。