Learn on PengiVocabulary for the High School Student (Grade 7)Chapter 2: Enlarging Vocabulary Through Central Ideas

Lesson 3: Central Ideas 11-15

In this Grade 7 lesson from Vocabulary for the High School Student, students build word knowledge around five central ideas: size and quantity, weakness and decay, strength and force, carelessness and neglect, and careful attention. Students learn precise terms such as infinitesimal, superabundance, debilitate, formidable, inadvertent, and scrupulous, along with their pronunciations and definitions. The lesson reinforces these words through fill-in-the-blank exercises drawn from Chapter 2's thematic approach to vocabulary expansion.

Section 1

Greatness and Abundance

Let's start big! These words are perfect for describing anything that is enormous, plentiful, or covers a wide range.

Key Words

colossal (adj.)commodious (adj.)gamut (n.)
infinite (adj.)inflate (v.)inordinate (adj.)
magnitude (n.)superabundance (n.)

Section 2

Smallness and Insignificance

From the grand to the granular, this next set of words helps us talk about things on a much smaller scale.

Key Words

infinitesimal (adj.)iota (n.)picayune (adj.)
pittance (n.)puny (adj.)

Section 3

Weakness and Decline

Now let's look at words that describe a state of decline, fragility, or being worn out.

Key Words

debilitate (v.)decadent (adj.)decrepit (adj.)
dilapidated (adj.)enervate (v.)flimsy (adj.)
frail (adj.)incapacitate (v.)infirmity (n.)

Section 4

Strength and Power

In contrast to weakness, this powerful group of words conveys force, resilience, and vitality.

Key Words

bulwark (n.)citadel (n.)cogent (adj.)dynamic (adj.)
formidable (adj.)forte (n.)impregnable (adj.)invigorate (v.)
robust (adj.)tenacious (adj.)vehement (adj.)vigor (n.)

Section 5

Neglect and Carelessness

Oops! This group of words describes what happens when attention is not paid.

Key Words

default (n.)default (v.)heedless (adj.)
ignore (v.)inadvertent (adj.)neglect (v.)
neglect (n.)remiss (adj.)sloven (n.)
slovenly (adj.)

Section 6

Carefulness and Caution

Finally, let's explore words that express the importance of being attentive, cautious, and precise.

Key Words

discreet (adj.)heed (v.)meticulous (adj.)
scrupulous (adj.)scrutinize (v.)solicitude (n.)
vigilance (n.)wary (adj.)

Book overview

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

Continue this chapter

Chapter 2: Enlarging Vocabulary Through Central Ideas

  1. Lesson 1

    Lesson 1: Central Ideas 1-5

  2. Lesson 2

    Lesson 2: Central Ideas 6-10

  3. Lesson 3Current

    Lesson 3: Central Ideas 11-15

  4. Lesson 4

    Lesson 4: Central Ideas 16-20

Lesson overview

Expand to review the lesson summary and core properties.

Expand

Section 1

Greatness and Abundance

Let's start big! These words are perfect for describing anything that is enormous, plentiful, or covers a wide range.

Key Words

colossal (adj.)commodious (adj.)gamut (n.)
infinite (adj.)inflate (v.)inordinate (adj.)
magnitude (n.)superabundance (n.)

Section 2

Smallness and Insignificance

From the grand to the granular, this next set of words helps us talk about things on a much smaller scale.

Key Words

infinitesimal (adj.)iota (n.)picayune (adj.)
pittance (n.)puny (adj.)

Section 3

Weakness and Decline

Now let's look at words that describe a state of decline, fragility, or being worn out.

Key Words

debilitate (v.)decadent (adj.)decrepit (adj.)
dilapidated (adj.)enervate (v.)flimsy (adj.)
frail (adj.)incapacitate (v.)infirmity (n.)

Section 4

Strength and Power

In contrast to weakness, this powerful group of words conveys force, resilience, and vitality.

Key Words

bulwark (n.)citadel (n.)cogent (adj.)dynamic (adj.)
formidable (adj.)forte (n.)impregnable (adj.)invigorate (v.)
robust (adj.)tenacious (adj.)vehement (adj.)vigor (n.)

Section 5

Neglect and Carelessness

Oops! This group of words describes what happens when attention is not paid.

Key Words

default (n.)default (v.)heedless (adj.)
ignore (v.)inadvertent (adj.)neglect (v.)
neglect (n.)remiss (adj.)sloven (n.)
slovenly (adj.)

Section 6

Carefulness and Caution

Finally, let's explore words that express the importance of being attentive, cautious, and precise.

Key Words

discreet (adj.)heed (v.)meticulous (adj.)
scrupulous (adj.)scrutinize (v.)solicitude (n.)
vigilance (n.)wary (adj.)

Book overview

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

Continue this chapter

Chapter 2: Enlarging Vocabulary Through Central Ideas

  1. Lesson 1

    Lesson 1: Central Ideas 1-5

  2. Lesson 2

    Lesson 2: Central Ideas 6-10

  3. Lesson 3Current

    Lesson 3: Central Ideas 11-15

  4. Lesson 4

    Lesson 4: Central Ideas 16-20