How much Japanese do you know? Probably a whole lot more than you think, even if you've barely studied the language ... or haven't tried to at all!Japanese is rich in vocabulary borrowed from other languages, especially English. These loanwords offer you a little shortcut on the long road toward mastery of the language. And many of the words have been turned into simple abbreviations, contractions, and acronyms, which makes them even easier to memorize.For instance, we watc...