A trencher is a type of tableware, commonly used in medieval cuisine. It was originally a flat round of bread used as a plate, upon which the food could be placed to eat.^[1]

An endling is the last known individual of a species or subspecies. Once the endling dies, the species becomes extinct. ^[1]

In Buddhism, one Aeon or kalpa is longer than the amount of time it takes to completely erode a huge rock 16 x 16 x 16 miles in size.^[1]

There have been more than 400 words for snow alone in Scotland.^[1]

'Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo' is a sentence that uses correct grammar. ^[1]

The name actually comes from an old English word — piebald — which meant 'white-headed' rather than hairless.^[1]

Semantic satiation the effect in which a word seems to lose its meaning after it has been repeated many times in rapid succession.^[1]

It meant: To lie in bed, or to lounge after it is time to get up or go to work.^[1]

The little word 'run' — in its verb form alone — has 645 distinct meanings. ^[1]

The meaning of Poltergeist is a noisy usually mischievous ghost held to be responsible for unexplained noises (such as rappings).^[1]

Ancient Greeks and Egyptians measured long distances by hiring 'bematists,' who would count steps while walking between locations.^[1]

Alektorophobia is the fear of hen/chickens.^[1]