The word syntexis is a rarely used term that refers to the joining or interweaving of different parts to form a whole. Although there are not many synonyms for this word, there are several words that can be used to convey a similar meaning. These include blending, fusion, integration, combination, amalgamation, and synthesis. Each of these terms refers to the process of bringing different elements together to create a cohesive unit. Whether you're a writer, artist, or scientist, it's important to have a wide range of vocabulary at your disposal to fully express ideas and concepts.