-tree eeeee eeler eepee eleet elele elers eless elest elets ellel eller elles ellet elpee elper elser elses elspe eltrs epees eppes epsxe erept erere erest erets erles erpel erres erses erste ersts erte ertel erter ertes esels esere esp-r espel esper espre esrel essel esser esses essex essse estee estel estep ester estes estet estre etest etete etext etree etres ettel etter ettes ettle exept exert exlex exlts expel exper exptl exptr exslt extel exter extre extts leell leere leers leert leese leest leets lelep leles lelex lelle lepel leper lepet leppe lepre lept- lerer lerps leser lesse leste letre lette letts lexer lexes lexxe llers llrrs lsers p-rep peele peell peels peeps peere peerl peers peert peese peest peete peets pelee peler peles pelet pelle pells pelts pepee pepel pepes peple peppe pepst pept- perel perer peres peret perle perps perre perse persp perst perte pesel peses pesle pesse peste pests peter petes petr- petre pette petts pexel pleep pleet plese pless plete plstr ppers pples prees prell prelp prels prepl preps prese presl press prest prete prles pssst pssts pter- ptere pters ptpre ptprr ptprs ptprt reels reepe reere reese reest relee reles relet relex relte repel repet reple reppe repps reprt repts rere- reree reres reret resee resel reses reset resse reste restr rests retee retel reter retes retex rette retts rexel rexer rexes rless rlrts rrsps rtext seele seels seeps seere seers seese seest seete seler seles selex selle sells sellt selte sepet sept- septs serer seres seret serle serpe serps serre serse serss sert- serte serts seser seses sesse seste setee setel seter setle setse sette setts sexer sexes sexps sexpt sexst sext- sexte sexts sleep sleer sleet slepe sleps slept slerp sless slete slsts speel speer spees speet speex spele spell spelt spere sperl sperr spert spete spets splet spree spres spret sssss steel steep steer stees steet stele stell step- stepe stepp steps stept stere sterr sters stert stete stets stree strel strep stret strrs sttep t-rex teele teell teepe teers teese teest teets tele- telep teler teles telex tell- telle tells tepee tepes tepet teres teret terex terps terre terrs terse tert- tesel tesle tespe tesse teste tests tetel teter tetes tetex tetle tetr- tette texel texte texts tlell tlett tpler tppts treer trees treet trele trepp trept trere tres- trese tress trest trete trets trett trexs tseel tsere tsets tstlt ttest ttttt xeres xerse xerte xetex xexex xtext xtree