assume, amuses, sebums, sedums, mussed, mushes, misuse, mussel, sensum, mousse, mouses, spumes, musers, serums, musses.
Your query has returned 21 words, which include anagrams of musse as well as other shorter words that can be made using the letters included in musse.
The words in this list can be used in games such as Scrabble, Words with Friends, Wordscapes and other similar games.