词根词缀：-ant, -ants

【来源及含义】Latin: a suffix; a person who, the thing which; people who, things which

【同源单词】abdicant, aberrant, abundant, abundantly, acanthopore, accelerant

词根词缀：ex-, e-, ef-

【来源及含义】Latin: a prefix occurring in words of Latin origin used in the senses: out, out of, from; upward; completely, entirely; to remove from, deprive of; without; former [said of previous holders of office or dignity]

【相关描述】Before f, ex- becomes ef-; before all voiced consonants (as b, d, g, etc.) ex- becomes e-.

【同源单词】e pluribus unum, educate, educe, efface, effacement, effete

词根词缀：orb-, orbito-

【来源及含义】Latin: rut or track made in the ground by a wheel; circle, ring, round surface, disk

【相关描述】Also used in its extended anatomical sense as, "the portion of the skull immediately surrounding the eye".

【同源单词】anteorbital, deorbit, exorbitance, exorbitancy, exorbitant, exorbitantly