There are many words that can be made from a given set of letters. There are several online tools that can help you generate words from letters, including Word Finder, WordFinderX, All Scrabble Words, Litscape, and YourDictionary. These tools can help you unscramble letters to make words, find words containing specific letters, and even generate words based on certain criteria, such as starting or ending with a particular letter. Some of the words that can be made from the letters "these" include "eths," "hest," "hets," "tees," and "thee".