20 Differences That Confuse Us All

Do you know the difference between a boat and ship? A ghost and a ghoul? Speed and velocity, or a pill and a tablet? English can be a very confusing language - with similar terms for different things and different terms for similar things.

Here's a selection of 20 things that have vastly different names for things we consider the same - but as you will see, in most cases they are completely different.