When it comes to expressing the number eighteen in English, we simply say "eighteen." This term is straightforward and commonly used in both spoken and written English. Whether you're counting items, listing points, or referring to a year, this word fits seamlessly into various contexts.
For instance, if you're talking about the age of adulthood in many countries, you might say, "In most places, people turn eighteen and become adults." Or, when mentioning a year like 2018, you would refer to it as "twenty-eighteen."
Understanding how to pronounce and use numbers correctly in English is essential for clear communication. Numbers serve not only as mathematical tools but also as integral parts of our daily conversations and expressions. So, remember, eighteen is just "eighteen" in English—simple and direct!