sims simy sine sini sink sinn sins siny sisc sise sisi sisk siss sisy siyi skee skei skem sken skes skey skic skie skik skim skin skis skn- skss sky- skye skyn skys skyy smcc smec smee smei smen smic smie smin smis smki smnc smsc smsn smss smyk sncc snee snes snie snkm snns snsy snye snys sscc ssce ssci sscs ssec ssee ssem sses ssin ssis ssmc ssns sssc sssi sssm ssss syce syck syen syes syik syis syke sym- syme symi syms syn- sync syne synk syns syny syse syss syyk yccc ycee ycie yeck yeek yeen yees yeie yeii yeke yeki yeme yemm yemn yenc yene yeni yens yesi yesk yesm yess yeye yeyi yien yike yins yise yisk yiss ykes ykey yksc ymci ymck ymen ymne ymns ynce ynes ynke ynne ysee ysen yses ysii ysse yyyy