capitation
词根词缀：
cape n. 海角，岬
cap 头 + e → 像头一样伸向海里 → 海角
capital adj. 首要的
capit 头 + al …的 → 头的 → 首要的
capital n. 首都；资本
capitation n. 人头税，丁税
capit 头 + ation 行为，过程，状态，结果 → 按人头〔收税〕→ 人头税
capitulate v. （有条件）投降
capit 头 + ulate 表动作 → 头〔低下〕→ 投降
decapitate v. 杀头，斩首
de 去掉 + capit 头 + ate 使… → 杀头，斩首
precipice n. 悬崖
pre 前 + cip 头 + ice 性质，行为，情况 → 前面是尽头 → 悬崖
precipitate v. 加速；促进
pre 前 + cipit 头 + ate 做，造成，使… → 头往前 → 加速
precipitate adj. 鲁莽的
precipitous adj. 陡峭的；急躁的
precipice的形容词
数据来源：新东方英语词汇速记大全
相关例句：
Discussion for Economic Housing Subsidy Style in China& Based on the Debates of "Bricks Subsidy" and "Capitation Subsidy"
经济适用房补贴方式探讨&基于砖头补贴和人头补贴的讨论
No capitation, or other direct, tax shall be laid, unless in proportion to the census or enumeration herein before directed to be taken.
除按本宪法前文对人口普查或统计结果规定的比例征税外，不得征收人头税或其他直接税。
It was just the problem of citizenship and capitation that made Philo take the diplomatic mission to Rome and produce the correlative historical works.
因此，围绕着公民权和人头税的问题，斐洛出使罗马，并创作了相关的“史学作品”。
The study aimed to assess the effectiveness of capitation and has drawn the conclusions that such payment way has decreased effectively the speed of medical expenditure growth and controlled the waste.
本文就改革实施一年来公费医疗费用发生情况作一分析，对按人头付费方式实施效果进行评估，得出以下结论：该支付方式较为有效地降低了医疗费用的增长幅度，减少了浪费；
The land-tax collecting method in ancient China consisted of a developing process from capitation tax to land tax. The period between the Tang and Song dynasty was this process 'transitional part.
中国古代田税的征收方式整体上包含着一个从人丁逐步转向土地的过程，唐宋之际是其中的过渡阶段。
As productivity grows, capitation tax is gradually merged into land tax.
随着生产力的提高，人头税逐步并入田亩税中。