词根：-sist-, -stat-, -sta-, -st-

【词根含义】：站立,放置

【词根来源】：-sist-, -stat-, -sta-和-st-来源于拉丁语动词sisto, sistere, steti, status(安置,站立)和sto, stare, steti, status(站立,放置),以及拉丁语名词statio, stationis, f(站立); 可追溯至原始印欧语sta-(站)。

【同源单词】：assist, coexistence, consist, consistency, consistent

前缀：ob-

【词根含义】：相反;离开;对面;在...上面;来,临近;加强意义

【同源单词】：obdurate, obedience, obey, object, objection

词根词缀：ob-2

【来源及含义】Latin: against

【相关描述】Before c, ob- becomes oc-; before f, ob- becomes of-; before g, ob- becomes og-; before p, ob- becomes op-; before m, ob- becomes o-

【同源单词】obduracy, obdurate, object, objection, objectionable, objective

词根词缀：ped-, pedi-, -pedal, -ped, -pede, -pedia

【来源及含义】Latin: foot, feet; people often see this ped element in other words. When people refer to "pedal extremities", they mean "feet". When anyone pushes the pedals of a bicycle, it is done with the feet. A pedestrian must use the feet for walking. A quadruped has four feet while a centipede has "100 feet"; or a large number of them because it may be impossible to count all of them.

【相关词根词缀】 Related "foot, feet" units: melo-; planta-; podo-; -pus.

【同源单词】aliped, anguiped, anomaliped, biped, bipedal, bipedal

词根词缀：stato-, stat-, sta-, -static, -stasi, staso-, -stasis, -stasia, -stacy, -stitute, -stitution, -sist

【来源及含义】Latin: standing, to stay, to make firm, fixed; cause to stand, to put, to place, to put in place; to stand still

【相关词根词缀】 Related word families intertwined with "to place, placing, to put; to add; to stay; to attach" word units: fix-; pon-; prosth-; the-, thes-.

【同源单词】abstistic, aerostat, aerostatic, aerostatics, amyostasia, amyostatic