词根：col(cul) = neck（脖子）
词根col 来自拉丁语的col 意为neck。另外，col 还有to filter,large intestine,to fill,glue 等含义。cul 是它的变形。
同源词：
1. accolade（挂丰脖子附近ac<ad(=to ,near) + col(=neck)）
n.称赞；赞赏；(the ～) 骑士爵位的授予典礼
The poet received a prestigious accolade from the Literary Society. 那位诗人得了文学协会的极高赞誉。
2. collar
n.领子；（狗、马等的）项圈；（连接两个管子、连杆别车轴等的）箍 *col(=neck)
blue/white collar workers 蓝领/白领工作者
collar stud 领扣
collar bone 锁骨
3. decollation
n.断头 *de(=down) ,col(=neck)
4. décolleté
adj. <法>（衣服）低颈露肩的 *de(=down,away),col(=neck)
5. percolate
v.过滤；（使）渗出；（使）浸透 *per(=through),col(=filter)
percolator n.（带有过滤器的）过滤式咖啡壶
Water percolates through sand.水从沙子里渗出来。
I make coffee by percolating boiling water through ground coffee. 我用沸水滤过咖啡粉的方法煮咖啡。
6. colander
n.过滤器，（厨房用）滤水器（碗态、有孔，用来过滤或淘洗食物）*col(=filter)
cullender(=colander)
7. culvert
n.阴沟；地下电缆管道 *cul<col(=filter)
8. colon
n.结肠 *col(=large intestine)
colon cleanse 肠清洗剂
9. colic
n.（无腹泻的剧烈的）腹痛 *col(=large intestine)
10. colitis
n.大肠炎 *col(=large intestine),itis(=inflammation)
11. colony
n.殖民地；侨民；群体；[生]群落 *col(=till)
colonist n.殖民地开拓者
the South Korean colony in New York 纽约的韩国侨民
a colony of artists 一群美术家
a colony of ants 一群蚂蚁
12. colonial
adj.殖民地的 n.殖民地居民（尤其指开拓者的子孙）*col(=till)
colonialism n.殖民政策；殖民主义
colonialist n.殖民主义者；殖民政策的支持者
13. colonize
v.开拓殖民地 *col(=till)
colonization n.殖民
colonizer n.殖民地开拓者
14. neocolonialism
n.新殖民主义 *neo(=new),col(=till)
15. cultivate
v.耕种（土地），耕作；栽培；培养 *cul<col(=till)
cultivated adj.有教养的
16. cultivation
n.耕作；栽培；培养；修养 *cul<col(=till)
cultivator n.耕作者，耕耘者，栽培者
cultivation of the soil 耕种土地
17. culture
n.文化；教养；修养；栽培；（医学、科学研究用的微生物）培养
v. 培养（细菌等）；栽培，耕作 *cul<col(=till)
cultured adj.（人）有教养的，有修养的；（兴趣、爱好等）高雅的
cultural adj.文化的；教养的
a man of culture 有修养的人
culture of the mind 心性修养
culture of cotton 棉花栽培
silk culture 养蚕
culture of cholera germs 霍乱菌的培养
cultured pearl 养殖珍珠
18. collage
n.拼贴画（用纸、布、照片、金属等的小片粘贴拼合而成）*col(=glue)
19. protocol
n.（条约等的）草案；议定书；（外交）礼节 *proto(=first),col(=glue)
词根词缀：cathar-, cathart-, cathars-
【来源及含义】Greek: to purge, to purify, or to cleanse; purification; cleansing
【同源单词】acatharsia, Catharist, catharsis, cathartic, cathartical, Catherine
词根词缀：purg-
【来源及含义】Latin: clean, cleanse, purify
【同源单词】compurgation, expurgate, expurgated, expurgation, impure, pure
词根词缀：put-, puta-, -pute, -puter, -puting, -putate, -putation, -putative
【来源及含义】Latin: putatus past participle of putare: to think over, consider, reckon, count; to trim, prune, lop, cut, clean, clear, unmixed
【相关描述】From Latin, puto-, putare: literally; especially of trees, "to lop, to prune" and "to cleanse, to clear"; then (1) "to clear up, to settle"; especially, of accounts; (2) "to reckon, to estimate, to value"; (3) "to consider, to hold, to believe, to think".
【相关词根词缀】 Related cutting-word units: cast-; castrat-; -cise, -cide; -ectomy; mutil-; sec-, seg-; temno-; -tomy; trunc-.
【同源单词】account, account, accountability, accountable, accountably, accountant