Study guide: B2–C1 Vocabulary Set 1

📋 Course Outline

1. Degrees of Importance and Size
2. Essential Roles and Principles
3. Inevitable and Feasible Outcomes
4. Convincing Arguments and Evidence

📖 1. Degrees of Importance and Size

🔑 Key Concepts & Definitions

• Substantial: large or important; common collocations include “substantial increase” and “substantial evidence,” as in “There has been a substantial increase in demand.”
• Significant: important or noticeable; common collocations include “significant difference” and “significant impact,” as in “The policy had a significant impact on society.”
• Considerable: fairly large or important; common collocations include “considerable amount” and “considerable effort,” as in “She made considerable progress.”

📖 2. Essential Roles and Principles

🔑 Key Concepts & Definitions

• Crucial: extremely important; common collocations include “crucial role” and “crucial factor,” as in “Communication plays a crucial role in learning.”
• Fundamental: basic and essential; common collocations include “fundamental principle” and “fundamental change,” as in “Trust is fundamental to a healthy relationship.”
• Essential: completely necessary; common collocations include “essential skill” and “essential component,” as in “Critical thinking is an essential skill.”
• Pivotal: extremely important to the development of something; common collocations include “pivotal role” and “pivotal moment,” as in “Education played a pivotal role in her success.”

💡 Memory Hook

Fundamental → essential → pivotal: principle, necessity, decisive role

📖 3. Inevitable and Feasible Outcomes

🔑 Key Concepts & Definitions

• Inevitable: certain to happen; common collocations include “inevitable consequence” and “inevitable change,” as in “Some changes are inevitable.”
• Feasible: possible and practical; common collocations include “feasible solution” and “financially feasible,” as in “We need to find a feasible solution.”

💡 Memory Hook

Inevitable means certain; feasible means possible and practical

📖 4. Convincing Arguments and Evidence

🔑 Key Concepts & Definitions

• Compelling: very convincing or persuasive; common collocations include “compelling argument” and “compelling evidence,” as in “The study provides compelling evidence.”