In this Spanish Difficult Review quiz you will be looking at a variety of unrelated words. If you have already taken the Spanish Medium Review quizzes then this quiz should be familiar to you. As you may recall, or even if you are jumping right into this Spanish Difficult Review quiz, learning a new language, or even learning your own language, is an ongoing process. There are literally millions of words to be learned and new words are being invented every day. Twenty to thirty years ago no one would know what a cellphone was or a modem or WiFi. Today, they are all basic words to us. Who knows what words will be around twenty to thirty years from now? Who knows what words will be around even just a year from now.