sises sisis siski sisne sissi sissu siuri siuru siusi sk-ii skeen skeer skees skeie skein skene skens skepe skepp skeps skere skers skien skier skies skiis skike skink skins skipe skips skire skiri skirp skirr skise skrik skrip skruk skuki skunk skure skurn skurr skuru skuse sneek sneer snees sneir sneke snepe sneps snerk snerp snese snies snike snipe snipp snips snrnp snurp snuss speek speen speer spees speir speke spene spens spere speri sperk spern sperr speus spier spies spike spin- spine spink spins spir- spire spirk spirr spise spiss spner spree spres sprue sprun spues spuik spuke spune spunk spure spurk spurn spurr spurs spuse srnin srsen ssies sssss su-ki suein suere suers suess sueur suike suine suink suken suker sukie sukru sukuk sukun sukur sunen sunie sunin sunis sunki sunne sunni sunpu sunup super supes suppe supps supre supsi supur suren surer sures surik surin surir suris surni surpu surre sursk surui suruk surur surus susek suser suses susie suske susse susuk susun susus suuen suuns u-ies u-n-i u-nii ueken uinen uispp uisun ukeep ukeke uki-e ukkin unerp unies unini uninn unipi unise unisi unius unkei unken unker unkie unkur unnes unnun unnur unpen unpeu unpin unrep unrip unrun unsee unser unsin unsu unsui unsun unurn unuse upenn upier uppen upper uppie uprun upse- upski upsun ureki urens urien urin- urine urins urisk urker urkun urnes urpek urpin urris ursuk ursus urupe ururi urusi us-ks usees usein usens usern users useup usies usine usini usins usire usker uskup usnik usnin uspis usses ussie ussun usune usure usurp ususi uunsi uusis uuuuu