The document discusses various processes of word formation in linguistics. It defines word formation as the creation of new words and how they become part of language. It then explains different word formation processes including: 1) Coinage, which is the invention of totally new terms like aspirin and xerox. 2) Borrowing, which involves borrowing words from other languages, making up over 80% of English words. 3) Compounding, combining words like bookcase and textbook. 4) Blending, taking parts of words to make new ones like smog from smoke and fog. 5) Clipping, reducing words like gasoline to gas. 6) Backformation,