simoun simous simris simsim simsir simson sinbin sindon sindor sindos sindou sindri sinini sinnon sinobi sirion siriri sirius sirmio sirnoo sirois sirris sirsir sisisi sisour sissin sisson sissoo siuniu smimou smiris smound smrbrd smuons snoods snorri snorum sobos sobrio sobron soddi sodimm sodio- sodion sodium sodros sodumb soimus soinio soiour soiron sombor sommon somni- somnus somoni somoun sondir sondor sondos sonino sonoio sonous sonson sonumb soomro soords soosoo sorbin sorbon sorbus sordid sordio sordor sordun soriso sorond soroni sorors sorous sorrus sorsor sorsum sosius sosoon sosumi soudon soudou soudur sounds souris souron sourou sousou srodon su-bin subisu subord suborn subsim subsin subsun suburb suburi suisio suisun sumdum sumisu summon summum sumoom sumoor sumrud sumuru sun-mi sunbus sundin sundon sundri sunmin sunmos sunndi sunnis sunnud sunrun sunsum sunsun sununu surdon surimi surion surmin surobi surono suroso sursum surumi surumu susumu susurr ubombo ubundu uburoi ubussu udburu udonis umbois umbrid umbusi umbuss uminum umirim umonin umudim unbind unborn unburn undurn unibus unidos unimin unioid unions unionu uniron unisom unison unisun unisur unisus unmind unmoor unodos unosom unrind unsins unsnib unsour unsubs unsuni unsuri urbino uri-on urino- urison urmond urmson urobos urodid urodon ursids ursini ursins ursoid ursons urundi usinor usiris usnmds ussuri