词根：-cur-

【词根含义】：关心,照料

【词根来源】：来源于拉丁语名词cur.a, cur.ae, f(关心)或动词curo, curare, curavi, curatus(关心,照料)。

【同源单词】：accuracy, accurate, curable, cure, curio

前缀：ac-

【词根含义】：来,临近;加强意义

【词根来源】：ad-的变体,用在c前。

【同源单词】：accede, accelerate, acceleration, accelerator, accelerometer

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：cura-, cur-

【来源及含义】Latin: care, heal, cure; care for, give attention to, to take care of

【同源单词】accuracy, accurate, accurately, assurance, assure, assuredly

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