The word "immixt" is a rarely used term that means mixed or blended together. If you are looking for synonyms for this word, you can try using words like mingled, intermingled, merged, incorporated, commingled, combined, fused, amalgamated, and blended. These words are commonly used to describe the act of mixing or blending different things or elements together. Using synonyms can help you express your ideas more precisely and make your writing more engaging for your audience. So, if you want to add variety and depth to your writing, try using some of these synonyms for "immixt" in your next piece of work.