how to talk about personality types

1.egoist n. /ˈeɡəʊɪst/ selfish
egotist n.['i:ɡətɪst] people who consider themselves to be expert in everything

notes:(笔记）
'ego' means 'I' in Latin

extend:（扩展）
ego n.[ˈi:gəʊ]心理学名词，表示自我
egocentric a./ˌeɡəʊˈsentrɪk/ the egocentric people consider themselves to be the center of the universe
egoism n ./ˈeɡəʊɪzəm/自我主义
egomaniac n./ˌeɡəʊˈmeɪniæk/ a person who carries egoism to the extreme

2.altruist n.['æltrʊɪst] the one who love others and try his best to help them

notes:
In Latin the word for 'other' is 'alter'
extend:
altruism n.利他主义
altruistic n.利他的
alter v.改变
alter ego 专有词组，refers to someone with whom you are so close that you and he do the same things, think alike ,react similarly , and are ,in temperament , almost mirror images of each other

3.introvert n.[ˈɪntrəvɜ:t] 内向之人
extrovert n.[ˈekstrəvɜ:t】外向之人
ambivert n.[æmbɪ'vɜ:t] both introvert and extrovert

extend:
ambiguous [æmˈbɪgjuəs] 模棱两可的

4.misanthrope n./ˈmɪsənθrəʊp/厌恶人类者，厌世者
misogynist n.[mɪˈsɒdʒɪnɪst] people who think women are all damn bad
misogamist n.[mɪ'sɒgəmɪst]people who are not willing to marry at all

notes:
the Greek stem 'miseo' means 'hate'
'anthoropos' means 'man' in Greek
'gyne' means 'woman' in Greek
'gamos' means 'marriage' in Greek

expand:
anthropology n. /ˌænθrəˈpɒlədʒi/ 人类学 the study of the human race
gynecologist n./ˌɡaɪnəˈkɒlədʒɪst/妇科医生
monogamy娶一个
bigamy娶两个
ploygamy娶很多个

5.ascetic n.[əˈsetɪk]苦行僧，禁欲主义者

notes:
'asketes' means 'ascetic' means 'monk' or 'hermit' in greek

Mahatma Gandhi is a perfect example of a believer in asceticism.