ekeren ektene enkuru enteer entent enter- entere enterk entete entre- entree entrer entune erenet erketu erkner ernee ernute errett eterne ettutu eutere k-tree keeker keenen keener kekkut kekune kenken kennen kenner kennet kenter kenure kenutu kereru kerken kerker kerkuk kernen kerner kertee ketene ketnet ketter ketuke keuruu kreker krenek kretek kuenen kukere kuknur kunene kunert kuneru kunkur kunnen kunnur kunter kuntur kurkun kurree kurten kururu kutke kutner kutten kutter kuurne neener nennur nerrer netrek netter nettur neuent neuere neueue neuner neuter ntuntu nuenen nukkuu nukunu nunter nutter r-tree re-run reeker rekken reknen rekrut renker renner rennet renren rentee renter rerent reteer reteet retene retent retenu retere retree retret retter rettur retune return returu reuere reuter reutte ruente rukutu runner runnet rurkee rurutu ruttee rutten rutter t-tree teener teetee teeter tekken tekrur teneke tenent teneur tenker tenner tennet tennur tenten tenter tenure tereen terene terete terken terner terren terrer terret terter tertre tetete tetter tntnet treene treete treker trenet trenke trenne trente tretee trette tretuk treuen treunt truett truker truten ttrent tuktuk tunker tunket tunner tureen turken turker turnen turner turnet turret turtuk turtur tururu tuteur tutter tuttut u-neek u-turn uenuku unkeen unkent unkert unreke unrent untent untree untrue untune unturn ureter urette urturn uteute utukku utukur