-tree eeeee eepee egers egest egger egres egret epees eppes epsxe erege erept erere erest erets erres erses erste ersts erte erter ertes esere esp-r esper espre esser esses essex essse estee estep ester estes estet estre etest etete etext etree etres etter ettes exept exert exper exptr exter extre extts geeps geere geers geert geese geest geete gegge geres gerre gers- gerse gerss gerts gertt geser gesse geste gests getee geter gette getts greer grees greet grege gregg gregs grepe greps grese gress grest grete grett grrrr gsses gtspp gtsss p-rep peege peeps peere peers peert peese peest peete peets pepee pepes peppe pepst pept- perer peres peret perge perps perre perse persp perst perte peses pesse peste pests peter petes petr- petre pette petts pgrep ppers prees pregs prepg preps prese press prest prete pssst pssts pter- ptere pters ptges ptpre ptprg ptprr ptprs ptprt reege reepe reere reese reest reger reges reget regex regge regts regtt repeg repet reppe repps reprt repts rere- reree reres reret resee reses reset resse reste restr rests retee reter retes retex retrg rette retts rexer rexes rrsps rtext s-gps s-rpg seege seeps seere seers seese seest seete segeg seger seget segge segre segrt sepet sept- septs serer seres seret serge sergs sergt serpe serps serre serse serss sert- serte serts seser seses sesse seste setee seter setse sette setts sexer sexes sexps sexpt sexst sext- sexte sexts speer spees speet speex spere sperg sperr spert spete spets spree spres spret ssgts sssss steeg steep steer stees steet steg- stege stegs step- stepe stepp steps stept stere sterr sters stert stete stets stger stges stree strep stret strrs sttep t-rex teege teepe teers teese teest teets teges tegre tepee tepes tepet teres teret terex terge terps terre terrs terse tert- tespe tesse teste tests teter tetes tetex tetr- tette texte texts tppts treer trees treet treg- trepp trept trere tres- trese tress trest trete trets trett trexs tsere tsets tsgts ttest ttttt ttxgp xeres xerse xerte xetex xexex xtext xtree