T
In short
The twentieth letter of the modern English and Latin alphabets.
In plain words
It is a symbol used in writing to represent a specific sound. In English, it usually makes a sharp, popping sound made by the tongue against the roof of the mouth.
A simple example
You use the letter when writing words like 'tea', 'table', or 'top'.
Why it matters
It is a fundamental building block for reading and writing in many global languages. Without it, many common words could not be spelled correctly.
Easy to mix up
It is often confused with the letter 'L' in certain handwriting styles or the number '7' in some digital fonts.