IELTS Vocabulary: Mastering the Word ‘Thirty’
Learn how to use the word ‘thirty’ correctly in the IELTS exam. This lesson covers its meaning, usage as a noun and adjective, common errors to avoid, and practical examples to boost your English language skills.
Welcome to our IELTS vocabulary lesson. Today we’re focusing on a common yet important word: thirty. This word is essential for expressing numbers and quantities in English, which is crucial for various parts of the IELTS test.
Word type: Thirty is a number word, specifically a cardinal number. It functions as both a noun and an adjective in sentences.
Meaning: Thirty represents the number that comes after twenty nine and before thirty one. It is equal to three times ten.
Word history: The word thirty comes from Old English, where it was spelled þritig. It’s related to the word three, showing its connection to three groups of ten.
Now, let’s look at some examples of how to use thirty in sentences. First, as a noun: I need thirty dollars to buy this book.
As an adjective: There are thirty students in my English class. In a time context: The meeting will start in thirty minutes.
For age: My brother is thirty years old. It’s important to be aware of some common errors when using the word thirty.
One common mistake is confusing thirty with thirteen. Remember, thirty is 30, while thirteen is 13. Another error is mispronouncing the word.
The correct pronunciation is thur-tee, not tree-tee or tur-ty. Lastly, when writing numbers, be careful not to mix up thirty with other similar numbers like thirteen or forty.
To wrap up our lesson on thirty, remember it’s a versatile word used for counting, expressing age, time, and quantities.
Practice using it in different contexts to improve your fluency. Keep working on your vocabulary, and you’ll be well on your way to achieving your target IELTS band score.

