Shortened forms are abbreviated versions of words or phrases, often used to save time and space in writing and communication. Common examples include acronyms like NASA (National Aeronautics and Space Administration) and initialisms like FBI (Federal Bureau of Investigation). These forms help streamline communication, especially in contexts where the full terms are lengthy or frequently used. In addition to acronyms and initialisms, shortened forms can also include contractions, such as "don't" for "do not" or "it's" for "it is." These variations make language more efficient and can enhance the flow of conversation, making it easier for people to express ideas quickly.