词根：-dic-, -dict-

【词根含义】：说,讲

【词根来源】：来源于拉丁语动词dico, dicere, dixi, dictus(说,讲)和dic.o, dic.are, dic.avi, dic.atus(宣告,奉献)。

【同源单词】：abdicate, condition, conditional, dedicate, dedication

前缀：pre-

【词根含义】：前,先

【词根来源】：来源于拉丁语prae。

【同源单词】：precaution, precede, precedent, preceding, precise

词根词缀：dic-, dict-

【来源及含义】Latin: talk, speak, say, tell, declare; to proclaim; to indicate

【相关词根词缀】Cross references of word families related directly, or indirectly, to: "talk, speak, speech; words, language; tongue, etc.": cit-; clam-; fa-; -farious; glosso-; glotto-; lalo-; linguo-; locu-; logo-; loqu-; mythico-; -ology; ora-; -phasia; -phemia; phon-; phras-; Quotes: Language,Part 1; Quotes: Language, Part 2; Quotes: Language, Part 3; serm-; tongue; voc-.

【同源单词】abdicable, abdicant, abdicant, abdicate, abdicate, abdication

词根词缀：pre-, prae-

【来源及含义】Latin: before [both in time and place]

【相关描述】The prefix prae- can actually be substituted for pre- because both of them are different spellings for the same prefix meaning "before".

【相关词根词缀】 Related before-word units: ante-; antero-; anti-; pro-. Related "time" units: aevum, evum; archaeo-, archeo-; Calendars; chrono-; horo-; Quotes: Time; tempo-.

【同源单词】preacquaint, preacquaintance, preagonal, pre-agricultural, preamble, preambular