-tree eeeee eepee ekker ekuku ekuru epuku epure erept erere errey errtu erte erter eruke erupt eteke etete etree etrek etter eturu etyek etype euery eukey eurre eury- eyere eyeup eyrer k-p-r k-ute keepe keepy keere keppe kerek kerep keret kerey kerre kerry kertu ketek keter kette ketty keyer keyre keyry keyup keyur kreek kreep kreke krepe krery krete kreuk kreye krupp krupy kruty krypt kryry ktery kukup kukur kuper kuppe kupur kurek kurku kurre kurte kuruk kurup kuryk kutte kuttu kutty kutur kuyte kyper kyrre kytte kyuer p-rep peeke peeky peepy peere peert peery peete peket pekre pekuy pepee peppe peppy pept- pepup perer peret perke perky perre perry perte perty perur peryr peter petey petr- petre petru petry pette petty petur petyt peure peyer peyet peyre pprey pre-k preke prete prety preuk preye prute pryer pryke prykk pryup pter- ptere ptpre ptprk ptprr ptprt ptpru puett puker pukey pupet puppe puppy puree purer purey purku purre purry purte purty puter putre putry putt- putte puttu putty putup puyte pyere pyker pykke pyper pyppe pyr-t pyree pyrke pyrre pyrye pytee pytte pytye re-up reeky reepe reere rekey rekke rekky repet reppe reprt repry reput repyt rere- reree reret retee reter retry rette reuer reuet reute reyke reyte rpety rt-rk ruere ruete rukke rupee ruper ruppy rurey ruter rutey rutte rutty ruutu rytte ryuet ryyty teepe teety teeup teket tekke tepee tepet tepeu tepke teppu tepuy terek teret tereu terre terry tert- teter tetr- tette tetty teyre treer treet treey trepp trept trere trete trett trety treut treye truer truke trupt trute truyt tryer tryke tryte ttttt ttype tueye tukur tupee tupek turek turet turku turky turre turtu turup turut tutee tutku tutte tutty tuuru tuyer tuyke tuyre tyere tykke typee typer typey typup tyree tyrer tyret tytte u-key uerry ukeep ukeke ukert upeet upper upput upter upyte urker urkut urpek urter urupe urutu uryu uryuu uter- utery utter uttur uturu utype uuuuu ye-ye yeere yekke yerky yeter yette yeuky yeyre ykept yreke ytter yuert yuery yukky yuppy yurre yurty yuruk yuyue yyete