Learn on PengiVocabulary from Classical Roots (Book D)Chapter 2: Thinking and Knowing (Lesson 3-4)

Lesson 3: Thinking and Knowing

In this Grade 6 vocabulary lesson from Vocabulary from Classical Roots Book D, students learn 15 words rooted in concepts of thinking, knowing, and belief, including terms such as dogma, agnostic, mnemonic, prognosis, and rationalize. The lesson builds understanding of Greek and Latin roots through synonym, antonym, and sentence-usage exercises that reinforce precise word meanings and contextual application. Students develop academic vocabulary essential for reading and writing across subjects, with a focus on distinguishing closely related concepts like heterodox versus dogmatic and hypocrisy versus rationale.

Section 1

Doctrines and Beliefs

Let's explore words that describe systems of belief, from strict rules to unconventional ideas.

Key Words

dogma (n.)dogmatic (adj.)heterodox (adj.)

📝Example Usage:

Section 2

Knowledge and Forecasting

This group of words, sharing the Greek root gno (to know), deals with what we can know, predict, or judge.

Key Words

agnostic (n.)physiognomy (n.)prognosis (n.)

📝Example Usage:

Section 3

Standards and Judgment

These words, from the Greek root kri (to judge), are all about the standards we use and the act of pretending to meet them.

Key Words

criterion (n.)hypocrisy (n.)

📝Example Usage:

Section 4

The Mind and Memory

Let's dive into the mind with words about memory, mental states, and mental health, many from the Greek roots mne (memory) and phren (mind).

Key Words

amnesty (n.)mnemonic (adj.)frenetic (adj.)schizophrenia (n.)

📝Example Usage:

Section 5

Reason and Accusation

This final set of words explores the world of law and logic, from making accusations to explaining the reasons behind our actions.

Key Words

arraign (v.)rationale (n.)rationalize (v.)

📝Example Usage:

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Chapter 2: Thinking and Knowing (Lesson 3-4)

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Lesson overview

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Section 1

Doctrines and Beliefs

Let's explore words that describe systems of belief, from strict rules to unconventional ideas.

Key Words

dogma (n.)dogmatic (adj.)heterodox (adj.)

📝Example Usage:

Section 2

Knowledge and Forecasting

This group of words, sharing the Greek root gno (to know), deals with what we can know, predict, or judge.

Key Words

agnostic (n.)physiognomy (n.)prognosis (n.)

📝Example Usage:

Section 3

Standards and Judgment

These words, from the Greek root kri (to judge), are all about the standards we use and the act of pretending to meet them.

Key Words

criterion (n.)hypocrisy (n.)

📝Example Usage:

Section 4

The Mind and Memory

Let's dive into the mind with words about memory, mental states, and mental health, many from the Greek roots mne (memory) and phren (mind).

Key Words

amnesty (n.)mnemonic (adj.)frenetic (adj.)schizophrenia (n.)

📝Example Usage:

Section 5

Reason and Accusation

This final set of words explores the world of law and logic, from making accusations to explaining the reasons behind our actions.

Key Words

arraign (v.)rationale (n.)rationalize (v.)

📝Example Usage:

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 2: Thinking and Knowing (Lesson 3-4)

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    Lesson 3: Thinking and Knowing

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    Lesson 4: Thinking and Knowing