词根：-duc-, -duct-

【词根含义】：引导

【词根来源】：来源于拉丁语动词duco, ducere, duxi, ductus(引导)。

【同源单词】：deduce, educate, education, educational, induce

前缀：pro-

【词根含义】：前;公开

【词根来源】：来源于希腊语和拉丁语pro。

【同源单词】：by-product, compromise, improvident, microprocessor, portrait

词根词缀：duc-, -duce, -duct, -ducent, -ductor, -duction, -ductive, -ducer, -ducement, -ducation

【来源及含义】Latin: to lead, leading; bringing; to take; to draw along or out

【相关词根词缀】 Cross references of word families related to "bear, carry, bring": -fer; ger-; later-, -lation; phoro-; port-. A cross reference of word units that are related, directly and/or indirectly, with "tube, pipe": aulo-; can-, cann-; fistul-; siphon-; syringo-; tub-.

【同源单词】abduce, abducens, abducent, abducent, abduct, abductee

词根词缀：-ity

【来源及含义】Latin: suffix used to form abstract nouns expressing act, state, quality, property, or condition corresponding to an adjective

【同源单词】abnormality, absorbability, acclivity, acerbity, acridity, acrity

词根词缀：pro-, por-, pur-

【来源及含义】Greek > Latin: a prefix signifying before; forward, forth; for, in favor of; in front of; in place of, on behalf of; according to; as, to place before; to go before or forward, to throw forward

【相关词根词缀】 Related before-word units: ante-; antero-; anti-; pre-.

【同源单词】portend, portent, portentous, portentously, portentousness, pro