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词根:coc, coct = to cook, to mature

同源词:

1. concoct(放在一起做饭、烹饪con<com(=together) + coct(=cook))
  vt.调制;调和;编造;图谋
  concoction n.混合(物),调和(物);编造
  Policemen say that speeders often concoct hilarious excuses for speeding. 警察说超速驾驶的人往往会编造一些可笑的借口。

2. precocious(早一点成熟的pre (=before) + coc(=mature,cook))
  precocity n.早熟
  She's a precocious tot. She could already read at 3.她是个早慧的孩子,三岁的时候就会识字读书了。

3. decoct
  v.煎,熬 *de(=intensive,down)
  decoction n.熬;煎制的药剂

词根:coct = cook, 表示“煮, 调配”

concoct v. 编造,虚构(con全部+coct→全部是调配出来的→编造)

decoct v. 煎,熬(de强调+coct→不断煮→煎熬)

precocious a. 早熟的(pre提早+coc+ious→提早熟→早熟的)

precocity n. 早熟(pre+coc+ity)

词根词缀:coct-, cocto-

【来源及含义】Latin: to cook, to boil; to prepare; to digest

【相关词根词缀】Closely related to the coqu-, cocu- family of "to cook, to ripen" words.

【同源单词】coction, coctoantigen, coctoimmunogen, concoct, concocted, concocter