入门字
recognize (v.) 认出，承认
re/ cogn/ ize
again/ know/ 动词字尾
进阶字
1. cognitive (a.) 认知的
cogn/ itive
know/ 形容词字尾
Cognitive psychology has been widely applied in education.
认知心理学广泛应用在教育上。
2. cognizant (a.) 知道的，认识的
cogn/ iz/ ant
know/ 形容词字尾
You needn't warn me; I'm fully cognizant of the danger involved.
你用不着警告我，我完全清楚其中的危险。
3. cognoscenti (n.)（复数）（艺术的）鉴赏家
cogno/ scent/ i
know/ know/（复数）名词字尾
This Rembrant has long been a favorite among the cognoscenti.
这幅林布兰一直是鉴赏家的。
4. incognito (adv.) 匿名的，隐藏身份地
in/ cogni/ to
not/ know/ 副词字尾
This is another soap opera about an emperor traveling incognito.
这又是一出皇帝微服出游的肥皂剧。
5. connoisseur (n.) 鉴赏家，行家
connois(cogniz)/ seur
know/ one who
The character James Bond is a connoisseur of fine wines.
詹姆斯·波德这个角色是位美酒鉴赏家。
6. reconnaissance (n.) 侦查
re/ connais(cogniz)/ sance
again/ know/ 名词字尾
A U.S. reconnaissance flight over Cuba sparked the Cuban missile crisis.
美国在古巴上空的侦查飞行，引发了古巴飞弹危机。
7. agnostic (n.)(a.) 不可知论者（的）
a/ gnos/ tic
without/ know/ 名词字尾
形容词字尾
An agnostic holds that it is impossible to know whether there is a God, or what kind of a being he would be.
不可知论者认为不可能知道有没有神，也无从得知神会是什么样子。
8. diagnosis (n.) 诊断
dia/ gnos/ is
through/ know/ 名词字尾
You can ask for a second opinion if you don't trust the doctor's diagnosis.
如果你信不过这个医生的诊断，可以换个医生看看。
9. ignoramus (n.) 完全不懂的人，无知的人
i(n)/ gnor/ amus
not/ know/ 名词字尾
When it comes to modern art, I confess that I'm an ignoramus.
说到现代艺术，我承认我完全不懂。
10. ignorant (a.) 无知的
i(n)/ gnor/ ant
not/ know/ 形容词字尾
If you don't go to school and don't study on your own, you will eventually become an ignorant person.
你如果不上学，又不自修，就会变成无知的人。
11. ignore (v.）忽视
i(n)/ gnore
not/ know
The children ignored the “No Swimming”sign and jumped into the water.
这群小孩对「禁止游泳」的告示视若无睹，跳下水去。
12. prognosis (n.) 预测，预诊
pro/ gnos/ is
forward/ know/ 名词字尾
TIME's panel of economists came up with a cautiously optimistic prognosis for this year.
《时代杂志》的经济学家小组对今年做出审慎乐观的预测。