Learn 4 honest reasons you need Czech slang words and why they are so vital to truly learning and mastering the language. Teachers may normally cringe at the thought of their students learning Czech slang words. After all, slang words and phrases are typically defined as being grammatically incorrect. So why would your teacher want you to spend time learning the “wrong way” to speak Czech? Here are 4 of the top reasons why you should study slang words and expressions when learning Czech or any new language. Create Your Free Lifetime Account and Start Learning the whole Czech Language from the Beginning! 1. Native Speakers Use Slang Expressions in Everyday Conversation If you are going to study a foreign language... Show more