词根：-pon-, -posit-, -pos-

【词根含义】：放置

【词根来源】：来源于拉丁语动词pono, ponere, posui, positus(放置)。

【同源单词】：component, compound, exponent, expound, opponent

前缀：il-, in-, ir-, im-

【词根含义】：不,无,非;入,向内

【词根来源】：(il-用于l前;im-用于b, m, p前;ir-用于r前;in-用于其它情况)   来源于拉丁语in。

【同源单词】：illegal, illegality, illegitimate, illiterate, illogical

词根词缀：pon-, posit-, pos-, -poning, -poned, -ponency, -ponent, -ponement, -pound

【来源及含义】Latin: to place, to put, to set; placement, positioning

【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-; prosth-; stato-; the-, thes-.

【同源单词】aeolian deposit, appose, apposite, appositely, appositeness, apposition