sisme sismi sissi sissu siumu siusi sleep sleih sleme slepe sleps sless slies slime slims slip- slipe slips slish sliss sllim slues sluff sluis slump slums slush sluss smees smell smiff smihs smile smish smule smush smuss speel spees spele spell spesh speus sphee spiel spies spife spiff spile spili spill spime spims spise spiss splif splsh spues spule spume spuse spuul sshfs ssies ssmis ssssh sssss su-mi suell sueme suess sufes suffe suffs sufis suflu suhum suleh sulf- sulis sulle sulli sulls sulse sulus sumie sumli summi sumph sumps sumui sumup supes suple supls suppe suppl supps supsi suses sushi susie susil susse susus suuel u-ies u-pml ueles uelfe ufeus uffie uh-ee uh-uh uhhuh uhuhs uifli uispp ulees ulmus ululu ulupi umeme umhum umphs umple umsee uppie uppli upse- upshi usees usell useme useup ushes uship ushis ushus usies usphl uspis ussel usses usshe ussie usuli ususi uuism uusis uuuuu