Source: https://en.wikipedia.org/wiki/Checkmate#Etymology
Source: http://www.thekitchn.com/what-exactly-is-sushi-103062
Source: http://www.universetoday.com/101302/want-to-be-an-astronaut-learn-how-to-speak-russian/
Source: http://www.ocweekly.com/news/why-is-the-word-in-spanish-for-wives-and-handcuffs-the-same-6433229
Source: http://www.thebilliardshop.com/history-of-pool-and-billiards
Source: http://www.giantbomb.com/pikachu/3005-145/
Source: https://en.wikipedia.org/wiki/Jidaigeki#Influence
Source: http://mentalfloss.com/article/62639/why-it-zed-britain-and-zee-america
Source: http://www.dictionary.com/browse/oxymoron
Source: https://en.wikipedia.org/wiki/Pez#cite_note-about-1