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📖 Chapter 2: Ego & Alter

🌱 Root Words

Knowing the roots helps you decode and remember vocabulary.

EGO
Latin
I, self
ALTER
Latin
other

📣 Vocabulary Words

Click "Show Definition" to reveal meaning. Use 🔊 to hear pronunciation.

1
ego noun
EE'-go

One's concept of oneself.

🔤 From Latin EGO (I, self)

2
egocentric noun/adj
ee-go-SEN'-trik

One who considers themselves the center of the universe; an extreme form of the egoist.

🔤 EGO + Latin centrum (center)

3
egomaniac noun
ee-go-MAY'-nee-ak

One who carries egoism to an extreme, morbid obsession with self.

🔤 EGO + Greek mania (madness)

4
egomaniacal adj
ee'-go-mə-NĪ'-ə-kəl

Adjective form of egomaniac.

🔤 egomaniac + -al

5
altruism noun
AL'-troo-iz-əm

The philosophy of putting others' welfare above one's own.

🔤 Variant of Latin ALTER (other)

6
altruistic adj
al-troo-IS'-tik

Looking toward the benefit of others.

🔤 altruism + -ic

7
alternate (v.) verb
AWL'-tər-nayt'

To take one, skip one, and so on — to do something by turns.

🔤 From Latin ALTER (other)

8
alternate (adj./n.) adj/noun
AWL'-tər-nət

A substitute; the other choice if the original is unable to act.

🔤 From Latin ALTER (other)

9
alternative noun
awl-TUR'-nə-tiv

A choice; another option.

🔤 From Latin ALTER (other)

10
alteration noun
awl'-tər-AY'-shən

A change — a making into something other.

🔤 From Latin ALTER (other)

11
alter (v.) verb
AWL'-tər

To change; to make other.

🔤 From Latin ALTER (other)

12
altercation noun
awl'-tər-KAY'-shən

A heated verbal dispute or argument.

🔤 From Latin ALTER (other)

13
alter ego noun
AWL'-tər EE'-go

One's other self; a close friend who is almost a mirror image of oneself.

🔤 ALTER (other) + EGO (self/I)

🔗 Matching Exercise

Click a word on the left, then click its matching definition on the right.

0 / 12 correct

Words

ego
egocentric
altruism
to alternate
to alter
altercation
egomaniacal
altruistic
alternative
alteration
alter ego
alternate (adj.)

Definitions

interested in the welfare of others
a choice
one's other self
morbidly, obsessively wrapped up in oneself
other possible
a change

❓ Yes or No?

Select your answer for each question, then click Submit All.

0 / 11 correct
1. Is rejection usually a blow to one's ego?
2. Are egocentric people easy to get along with?
3. Does an egomaniac have a normal personality?
4. Are egomaniacal tendencies a sign of maturity?
5. Is altruism a characteristic of selfish people?
6. Are altruistic tendencies common to egoists?
7. Is an alternate plan necessarily inferior?
8. Does an alternative allow you some freedom of choice?
9. Does alteration imply keeping things the same?
10. Do excitable people often engage in altercations?
11. Is your alter ego usually quite similar to yourself?

🔍 True or False?

Select your answer for each question, then click Submit All.

0 / 0 correct

✏️ Fill in the Blank

Type the correct vocabulary word. The first letter is given as a hint.

0 / 8 correct
1. Who is one's other self?
Hint: starts with A
2. To change is to _____.
Hint: starts with A
3. A heated dispute is an _____.
Hint: starts with A
4. Excessively, morbidly obsessed with one's own needs is _____.
Hint: starts with E
5. Unselfish; more interested in others' welfare is _____.
Hint: starts with A
6. Utterly involved with oneself; self-centered describes someone _____.
Hint: starts with E
7. A choice between options is an _____.
Hint: starts with A
8. One who substitutes for another is an _____.
Hint: starts with A

✏️ Complete the Sentence

Type the vocabulary word that best completes each sentence.

0 / 6 correct
1. He thinks the world revolves around him — a textbook _____.
2. She gave up her vacation to help flood victims — a true act of _____.
3. The two old friends are so alike, people call them each other's _____.
4. The committee voted to _____ the bylaws to allow remote meetings.
5. Their disagreement turned into a shouting match — a real _____.
6. If the main road is closed, take this _____ route instead.

🏆 Final Test

Choose the best answer. Answers lock after selection.

0 / 8

Q1

Puts selfish desires first:

Q2

One's other self, a mirror-image friend:

Q3

A morbid, extreme obsession with self:

Q4

The philosophy of putting others first:

Q5

A heated verbal dispute:

Q6

A change, a making into something other:

Q7

The Latin root EGO means:

Q8

The Latin root ALTER means:

🎉 Chapter Complete!

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