词根：-em-, -empt-, -sum-, -sumpt-

【词根含义】：拿,买

【词根来源】：-em-, -empt-, -sum-, -sumpt-(拿,买)来源于拉丁语动词emo, emere, emi, emptus(拿,买)和sumo, sumere, sumpsi, sumptus(拿,买);而sumere是由sub-(下,低)和emere(拿,买)组成的复合动词。

【同源单词】：example, exemplar, exemplary, exemplify, redeem

词根：-sum-

【词根含义】：最高,总

【词根来源】：-sum-(最高,总)来源于拉丁语super(上,超过)的最高级supmus派生的summus(最高的);古罗马人计数时喜欢从底下向上数每一柱的数字,然后把总数放在顶部,所以summus不仅有“最高的”意义,还有“总的”意义。

【同源单词】：assume, assuming, consume, consumer, consuming

词根词缀：super-, supra-, sur-

【来源及含义】Latin: above, over, more than; excessive

【相关描述】Sur- is a form of super- formed through the French and shouldn't be confused with another assimilated sur- form that comes from sub- and means: "under, below, beneath".

In some words, super- is amplified to mean: "on top of; higher in rank or position than; superior to; greater in quality, amount, or degree than others of its kind; to a degree greater than others of its kind; to a degree greater than normal; extra, additional".

【相关词根词缀】 Related "above, over, beyond the normal, excessive" word units: epi-; hyper-; ultra-, ult-. Inter-related cross references, directly or indirectly, involving word units meaning "more, plentiful, fullness, excessive, over flowing": copi-; exuber-; hyper-; multi-; opulen-; ple-; pleio-; plethor-; poly-; total-; ultra-; undu-.

【同源单词】anterosuperior, archaeological survey, beta-gamma survey meter, costosuperior, cybersurfer, electromagnetic surveying