4 letter anagrams 16 results muss must muts psst puss puts smut sput stum sump sums sups supt tump tups umps
3 letter anagrams 28 results mss mts mus mut pmt pst pts pus put sps spt ssp ssu stm stu sum sup sus tpm tps tsp tss tum tup ump ups ust uts