词根词缀：-ation, -ization, -isation

【来源及含义】Greek > Latin: a suffix; action, act, process, state, or condition; or result of doing something

【相关描述】Although there are over 1,450 word entries ending with -ation or -ization listed in this unit, there are certainly many more which exist in the English language. At any rate, this unit provides a significant number of -ation and -ization examples for you to see.

【同源单词】abarticulation, abbreviation, abdication, abdominal examination, aberration, abevacuation

词根词缀：fac-, facil-, fact-, feas-, -feat, -fect, -feit, -facient, -faction, -fic-, -fy, -ficate, -fication

【来源及含义】Latin: to make, to do, to build, to cause, to produce; forming, shaping

【同源单词】Ab officio et beneficio, abortifacient, absorbefacient, absorbifacient, acoustoelectric effect, affair

词根词缀：humid-, humor-

【来源及含义】Latin: moist, moisture, wet, damp

【相关描述】The correct spelling of the Latin origins is umor, umere, umidus. The spelling with the initial h is a result of folk (false) etymology, which once associated these words with Latin humus, "earth".

【相关词根词缀】Related "jest; joke; wit; humor; funny" word units: faceti-; farc-; jocu-; lud-; satir-.

【同源单词】dehumidify, humid, humidification, humidifier, humidify, humidistat