词根：-cad-, -cid-, -cas-

【词根含义】：落下,降临,发生

【词根来源】：来源于拉丁语动词cado, cadere, cecidi, casus(落下), 落下意味着降临, 降临意味着意外发生。

【同源单词】：decadence, decay, accident, accidental, accidentally

词根：-cis-, -cid-

【词根含义】：切

【词根来源】：来源于拉丁语动词caedo, caedere, cecidi, caesus(砍,劈)。

【同源单词】：circumcision, concise, concision, decision, decisive

前缀：e-, ex-

【词根含义】：出,向外;向上

【词根来源】：e-用在b, c, d, g, j, l, m, n, r, v前;ex-用在s前时,s常省略。来源于拉丁语前缀ex-。

【同源单词】：edit, edition, editor, editorial, educate

词根词缀：-cise, -cis, -cide

【来源及含义】Latin: to cut, cut

【相关描述】From this combining form, we also get -cide, "kill", but don't confuse the two elements because they have different meanings and applications.

【相关词根词缀】Related cutting-word units: cast-; castrat-; -ectomy; mutil-; put-; sec-, seg-; temno-; -tomy; trunc-.

【同源单词】cement, chisel, circumcise, concise, concisely, conciseness