Formal vs Informal Vocabulary
Learn to distinguish between formal and informal English. Essential for academic writing, business communication, IELTS, TOEFL, and professional success.
Why Register Matters
Choosing the right level of formality is crucial in English. Use formal vocabulary in academic essays, business reports, job applications, and professional emails. Use informal vocabulary with friends, family, and casual conversations. Knowing both registers demonstrates C1-C2 proficiency.
Formal vs Informal Pairs · Listen & Learn
Click the green audio button to hear pronunciation. Each pair shows informal → formal transformation.
🔹 Meaning: to acquire or receive something.
Informal:
"I need to get more information before the meeting."
Formal:
"We must obtain approval from the board before proceeding."
Informal:
"I'm going to buy a new laptop this weekend."
Formal:
"The company intends to purchase additional equipment for the department."
Informal:
"Can you help me with this project?"
Formal:
"We would appreciate your assistance with this matter."
Informal:
"Let's start the meeting now."
Formal:
"The conference will commence at 9:00 AM sharp."
Informal:
"The movie will end around 10 PM."
Formal:
"The contract will be terminated effective immediately."
Informal:
"I need to ask about the deadline."
Formal:
"I am writing to inquire about the status of my application."
Informal:
"The graph shows a clear trend."
Formal:
"The findings demonstrate a significant correlation."
Informal:
"I'll try to finish by Friday."
Formal:
"We will endeavor to resolve the issue promptly."
Informal:
"Can I use your computer?"
Formal:
"We aim to utilize resources efficiently."
Informal:
"Please tell me the details."
Formal:
"We regret to inform you that your application was unsuccessful."
Formal vs Informal Quiz
Test your ability to choose the right register.
💡 IELTS Writing Tip
In IELTS Writing Task 1 & 2, ALWAYS use formal vocabulary. Replace "get" with "obtain," "show" with "demonstrate," and "tell" with "inform." This significantly improves your Lexical Resource score.
🗣️ Speaking Tip
In IELTS Speaking, use a mix! Informal with friends, but formal in professional contexts. For Part 3 (abstract topics), use more formal vocabulary like "utilize" and "demonstrate."
Bonus: Formal vs Informal Phrases
Formal: "We regret to inform you that..."
Formal: "I would appreciate an update at your earliest convenience."
Formal: "Thank you for your correspondence."
Formal: "Please do not hesitate to contact me should you require further assistance."