-tree eeeee eepee ef-ts ef-tu efere efetf effer effet effts efter efuru efuse efutu epees epeus eppes eptfe epure erept erere erest erets erres errtu erses erste ersts erte erter ertes erupt eruts esere esp-r esper espre esref esser esses essse essue estee estep ester estes estet estre estur estus esure etest etete etree etres etter ettes eturu eurre eurus euser feere feers feese feets feres feret ferr- ferre ferse ferte ferus feser fesse fest- feste fests festu feter fetes fette fetus feuer feurs feute freep freer frees freet frere frese fress frest frets frett freur frust frute ftest ftpfs ftrtt fu-fu fuest fuffs furps furrs furse furst furus fusee fuser fuses fusse fuste fusts fusus futsu futur fuuse p-rep peeps peere peers peert peese peest peete peets pepee pepes peppe pepst pept- pepup perer peres peret perfs perps perre perse persp perst perte perur perus peses pesse peste pests pesut peter petes petr- petre petru pette petts petur petus peure peurs ppers preef prees preff prefs preps prese press prest prete preus pruss prute pssst pssts pter- ptere pters ptpre ptprf ptprr ptprs ptprt ptpru puets puett puffs pupet puppe puree purer pures purre purrs purse purte purus puter putre putt- putte putts puttu putup puurs re-up reefe reefs reeft reepe reere reese reest refer refet reffe refts refus refut repet reppe repps reprt repts repus reput rere- reree reres reret resee reses reset resse reste restr rests resue resup resus retee reter retes retsu rette retts reuer reuet reups reuse reuss reute rperf rrsps rsssf rsust ruere ruers ruete ruffe ruffs rufus rupee ruper rupes rupse ruses ruspe russe ruste rusts rustu ruter rutte ruutu seeps seere seers seese seest seesu seete seeup sefer sefes seffe sefte sepet sept- septs septu seref serer seres seret serfe serff serfs serpe serps serre serse serss sert- serte serts serue serup serut seser seses sesse seste sestu sesue setee seter setse setsf sette setts settu setup setus setut seuer seure seuss seute speer spees speet spere sperr spert spete spets speus spree spres spret sprue sprut spues spure spurr spurs spurt spuse spute sputs sssss steep steer stees steet steff step- stepe stepp steps stept stere sterr sters stert stesu stete stets steur stree strep stret streu strrs strue strut sttep stuer stufe stuff stuft stupe stupp stups sture sturt stuse stuss stute stuue suere suers suess suest suete suets sueur sufes suffe suffr suffs suftu super supes supet suppe supps supre supts supur suput surer sures surfs surpu surre surte surtr surur surus suser suses susse susus sutee suter sutes sutte suttu teepe teers teese teest teets teeup tefe teffs tepee tepes tepet tepeu teppu teres teret tereu terps terre terrs terse tert- tespe tesse teste tests teter tetes tetr- tetsu tette teuts tppts treer trees treet trefe treff trefs trepp trept trere tres- trese tress trest trete trets trett treus treut truer trues truff trups trupt truse truss trust trute truus tsere tsets tsuru tsuur ttest ttttt tuffe tuffs tufte tufts tupee turet turfs turps turre turse turss turst tursu turtu turup turut tutee tutte tutus tuuru ufere ufeus upeet upper upput upse- upset upter ursus urter urupe urutu usees users usest useup usses uster ustup ustur usure usurp usutu uter- utfse utfsf utter uttur uturu uuuuu