1.comedian n.喜劇演員( an actor who plays comic roles)

詞根記憶：來自comedy(n．喜劇)

例:The evening schedule was crowded with comedians and variety shows.

2.comet n.彗星

聯想記憶：come(來)+t--很多年才來一次的星星--彗星

例:They are ejected by the comet.

3.commend v.推薦(to recommend);：表揚(to praise)

詞根記憶：com(共同)+mend(命令;委托)--大家都委托他--推薦

例:The employees were commended with a bonus.

4.commensurate a.(with)相稱的；相當的(corresponding in size,extent,amount,or degree)

詞根記憶：com(共同)+mensur(測量)+ate--測量相同--相當的

例:Your salar] is commensurate with your experience level.

5.comment n.評論，意見(a statement of fact or opinion, especially a remark that expresses a personal reaction or attitude);v.發表評論(to make a comment on)

詞根記憶：com(共同)+ment(思考)．+-起思考一評論

例:Managers will save time by simply choosing comments from a preexisting list.

派生詞：commentator(n.評論員，解說員)

6.commerce n.貿易，商業(the exchange or buying and selling of commodities on a large scale involving transportation from place to place)

詞根記憶：com(加強)+merce(貿易)--貿易，商業

例:Commerce-its profit-making, its self-interestedness, its individualism-became the enemy of these classical ideals.

派生詞：commercial(a．商業的;n.商業廣告)

7.commercial a．商業的(occupied with or engaged in commerce or work intended for commerce);n．商業廣告(an advertisement broadcast on radio or television)

詞根記憶：來自commerce(n.貿易；商業)

例:The classical conception of virtuous leadership was being undermined by commercial forces that had been gathering since at least the beginning of the eighteenth century.

派生詞：commercially(ad.商業上)

8.commission n.委員會(a group of persons directed to perform some duty)；傭金(fee)；v.委托(to place an order for)

詞根記憶：com+miss(委派)+ion一委托

例:the Intemational Trade Commission國際貿易委員會//Jean's commission was 5 percent of the total amount of her sales.//This study was commissioned by the Department of Agriculture.

同根詞：mission(n.使命)；remission(n.緩解：免除)

9.commit v.做;犯(to carry into action deliberately)；交付(to pledge or assign to some particular use)；（使）受約束，致力于（to obligate, bind）

詞根記憶：com+mit(送)--送給--調配…供使用

例:commda crime犯罪//They must commit some of their own resources to the choice.//Each partner will remain committed to the relationship.

派生詞：commitment(n.許諾)；committed(a．忠于…的，堅定的)

10.commitmont n．承諾，許諾(an agreement or pledge to do sth. in the future)

詞根記憶：commit(使…承擔義務)+ment--承諾，許諾

例:Our actions demonstrate not a bias in favor of liberal views but rather a commirment to a balanced presentation of diverse opinions.

同根詞：commission(n．委員會)