In this episode, we scrub up the origins of cleaning-related words. The English towns of West Bromwich and Castle Bromwich share an etymology with a term for sweeping floors, while laundry has roots connected to lavatory. The phrase spick-and-span is believed to have nautical origins, just like the word squeegee. Learn who invented the vacuum cleaner, which was originally referred to a suction sweeper, and who bought the rights to it.

This time, we're weighing the evidence behind the origins of words related to justice. The word dock is thought to trace back to a term for a chicken coop, while the Latin root of innocent links to the word noxious. Discover why we use the term panel for both jurors and conference speakers, and how adjourned is connected diary entries. We also examine the etymological roots of professional terms like attorney, lawyer and barrister.

This episode is all about words that are their own opposites. Clip can mean both to trim and to attach, while refrain can mean to hold back or to repeat something endlessly. We also explore words that have flipped meanings over time; egregious once meant remarkably good, but now means shockingly bad, and villain has undergone a similar transformation. Plus, we explore the paradoxical phrase "I'm lying right now".