There are so many words in the English language to describe measurements, or how much or how little you have of something it can become confusing as to when it is appropriate to use one word vs. another. Less and Fewer are two of those words that people often get confused about. In our recent Grammar Lesson article we discuss many of the issues and rules for using count and non-count nouns, quantifying count nouns, and quantifying non-count nouns.
While there you may also like to read the article on uninterested vs. disinterested, two more commonly confused words. In fact, if you poke around a bit you will be able to find a lot of articles on commonly misused words. Read these articles to improve your vocabulary skills, surprise your friends by being able to explain the difference to them, or just do it for fun!