词根：-reg-, -regn-
【词根含义】：统治,规则
【词根来源】：-reg-和-rect-来源于拉丁语动词rego, regere, rexi, rectus(统治);-regn-来源于拉丁语动词regno, regnare, regnavi, regnatus(统治)。
【同源单词】：assurgent, deregulation, insurgency, insurgent, irregular
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：-ar
【来源及含义】Latin: a suffix; pertaining to, of the nature of, like; denoting an agent
【同源单词】adumbrellar, allobar, altar, altar, alveolar, amphistylar
词根词缀：in-1
【来源及含义】Latin: no, not [ig-, il-, im-, ir-]
【相关描述】This in-, "not", becomes i- before gn, as with "ignore"; il- before l, as with illiterate; im- before b, m; and p, as with imbalance, immiscible, impecunious; and ir- before r, as with irrefragable.
Don't confuse this Latin prefix, in-1, meaning "not", with another Latin prefix in-2 meaning "in, into, within, inside, on, toward" or with the prefix for English-origin words in-3 meaning "in, into; within".
【同源单词】ignorance, illiterate, imbalance, immaculate, immature, immovable
词根词缀：regi-, reg-, rec-, rex-
【来源及含义】Latin: to direct, to rule, to lead straight, to keep straight; to guide, to govern
【相关描述】Although it does not appear to be correct, all of the words in this unit etymologically come from this family group. Some words; such as, surge and its related formats, may be presented as separate units; however, they originally evolved from this family unit.
【相关词根词缀】Cross references of word families related directly, or indirectly, to: "master, lead, leading, ruler, ruling, govern": -agogic; agon-; arch-; -crat; dom-; gov-; magist-; poten-; tyran-.
【同源单词】address, address, addressee, addresser, addressograph, adroit
词根词缀：-ular
【来源及含义】Latin: of, relating to, or resembling; compound of the suffixes -ule, "little, small" and -ar, "pertaining to, of the nature of, like"; and so, -ular is a combining form meaning: referring to something "specified": appendicular, molecular, pedicular; as well as, a combining form meaning "resembling" something specified: circular, globular, tubular
【同源单词】abarticular, acellular, acicular ice, acinotubular, acromioclavicular, acutangular