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：suc-, sus-, sup-, sug-, suf-

【词根含义】：下,低;由下向上

【词根来源】：均为sub-的变体:suc-用在c前,suf-用在f前,sup-用在p前,sus-用在s前,sug-用在g前。

【同源单词】：succeed, success, successful, succession, successive

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

词根词缀：sub-, suc-, suf-, sug-, sum-, sup-, sur-, sus-, su-

【来源及含义】Latin: under, below, beneath; used as a prefix as shown in various formats below

【相关描述】The prefix sub- often becomes suc- before c: succumb.

The prefix sub- often becomes suf- before f: suffuse.

The prefix sub- often becomes sug- before g: suggest.

The prefix sub- often becomes sum- before m: sumptuous.

The prefix sub- often becomes sup- before p: suppression.

The prefix sub- often becomes sur- before r: surrogate.

The prefix, sub- is often simplified to su- before sp; as seen in suspect, suspend, suspicion, suspension, et al. Before c, p, and t; it is sometimes formed into sus-.

【同源单词】oversufficient, sub specie, sub voce, subabdominal, subaquatic, subaquatics