eeuler efeler effere effete effutu efreet efter- eggert eggler egglet eleele elegug ellett erfurt erguel errett etgert ettutu euller eutere feeler fegele felger feller felter feltre ferfel ferfer fergee ferlut ferrel ferrer ferret ferrur fertee ferter ferule fetter fettle feture feuter fleete flegel flegge fletre fleure flugel flugge flurre flurte fluter flutte freele frefre frelte fretel frette freure fterer fterre fueler fuerte fuffle fugger fuggle fugler fulgur fuller furfur furler furlet furrer furrfu furtle futrel futret futter future geegee gefell geffel gegger gelert gelett gelgel geller gerege gereut gerful gergel gerger gerret gertte geruge getter geufer geulle gleere gleter glette glufer gluffe glurge gluter glutte greefe greete greffe greful greger gregge gregre gretel greter grette greuel gruffe grugru grulle gteter guegue guerre guetre guffer guggle guggul gugler guglet gulgul guller gullet gurfel gurgel gurgle gurlet gurugu gutful gutlet guttee gutter guttle guttur leeful leeger leegte leelee leerer leetle leffel lefter lefull legger legget leglet legree lerret letter lettre lueger luffer lufful luggee lugger lugulu luguru luller lurgee lurulu lutter luttre r-tree re-let reefer reeffe reegle reeler reeuel refeel refeet refeff refell refelt refert refete reflee reflet reflue refret refter refuel refuge refurl refute reggel regleg reglet reglue regret regufe releef reller relleu rereel rerule reteer reteet retell retere retree retret rettel retter rettur returf returu reuele reuere reugle reuler reulle reurge reuter reutte rueful ruelle rufete ruffer ruffet ruffle rufter rugetu rugger ruggle ruller rurutu rutger ruttee rutter ruttle t-tree teetee teeter telefe telegu telele telete teleut telfer telgte tellee teller tellur telugu terete terrel terrer terret terter tertre teruel tetele tetete tetter teufel teutul treete trefet trefle trefte treget tretee trette truett trufel trufle trufte truful trulle tuelft tuelle tufele tuffet tuffle tufter tugger tuggle tugrug turfel turfer turgel turgut turlet turrel turret turtle turtur tururu tutele tuteur tutter tuttle tuttul tuttut tuuelf ufreet ugurlu ureltu ureter urette urgell urgull uruffe utelle uteute