When talking about the fundament, some terms have slipped through the crack of lexical history—so please enjoy these old and enjoyable terms for the hindquarters.

Many bad words come and go, but these six have withstood the tests of time. Here’s how they came to be.

‘Of course’ is one of the most versatile ‘yes’ synonyms we have. But what does it actually mean?

The connections between words aren’t always as straightforward as the link between run and runner; often, figuring them out requires the subtle unraveling of linguistic evolution, the kind of detective work that makes etymology so fascinating.

Learning how to pronounce ‘biopic’ is one thing. Understanding why it’s such a commonly mispronounced word is another.

Why be sweltering and sunburnt when you can be swoly and birsled instead?