simoom simous simris simsim simsir simsoc sirico siriho siriri sirius sirmio siroco sirocs sirohi sirois sirris sirsir sishui sisici sisisi sisour sissoo siyuri siyyid smiddy smidsy smimou smirch smiris smohor smooch smoosh smorch smouch smrdic smurry smushy smyddy smyris soccos soccus sochos sociis socimi socio- socius socord socoro socour soddi sodimm sodio- sodium sodomy sodros sohmor sohouo soichi soimus soiour somuch soomro soords soosoo sorcim sordid sordio sordor sorico soriso sorors sorory sorous sorrus sorsor sorsum sosius sosumi souchy soudou soudur souris sourou sousou succor succos succur succus suchom suchos sucro- sucuri sucury sudhir sudici suisho suisio sumdum sumici sumisu summum sumoom sumoor sumrud sumuru suomic surduc surimi suroso surroy sursum suruc surumi surumu suscom sushis susumu susurr syddir syooyu syouyu syrmus sysors sysour ucrush ucurum uh-huh uhhuhs um-hum umirim umuchu umudim urico- urochs urodid uromys ursids ursoid urucui urumci urushi uschod ushici ushiro usiris usscho ussuri ycoryd yi-soo yichud yichus yo-yos yohmor yohoho yoichi yoohoo yordim yorico yoshii yoshio yoyoyo yshood ysidro yuddho yuichi yumyum yurchi yurdcu yuscii yushui