The Crab is a common term used to refer to the marine crustacean species. However, there are various synonyms available for this term that you can use to make your writing more interesting and varied. Some of the synonyms for the word Crab include crawdad, lobster, crayfish, prawn, and shrimp. While each of these synonyms may have slightly different meanings, they are all related to the Crab species. Using synonyms can help avoid repetition and make your writing more engaging. So, next time you want to refer to the Crab, try using one of these synonyms to add some variety to your writing.