ferro- [L] =iron 铁 

ferroalloy n. 铁合金（alloy n. 合金）

ferroconcrete n. 钢筋混凝土（concrete n. 混凝土）

ferromagnetic a. 铁磁的 n. 铁磁体

flori- [L] = flower 花

floriculture n. 花卉栽培，花艺 [culture= the raising of]

floriferous a. 开花的；有花的  [ferous=bearing]

florilegium n. 选集，作品集锦；花谱 [leg = to collect]

fructi- [L] = fruit 果实

fructiferous n. 结果实的 [ferous = bearing]

fructify v. 使结果实；使多产 [fy ]

fructivorous a. 吃果实的 [-vorous = devouring] 

fungi- [L]= fungus真菌

fungicide= n. 杀真菌剂 [-cide = killer]

fungiform= a. 真菌状的 [- form = having the form of]

fungivorous= a. 食真菌的 [-vorous = devouring] 

gastrtb [GK] = stomach 胃

gastroenteritis n. 胃肠炎 [enter = intestines; -itis = in flammation]

gastrology n. 烹调学 [-logy= the science of]

gastrotomy n. [医]胃切开术[-tomy= cutting]