eerier errett ettutu euerie euippe euripe euripi eurite eutere i-tree ipeter irrite irrupt ittiri iturup peepee peeper peerer peerie peeter peetre peetri peiere peiper pepper perere peretu perier perire perite perper perpet perree perret perrie perter pertie pertre peteet peteri peteru petiet petite petree petrer petri- petrie petter pettet petti- pettit pieper pierie pierre pierri pieter pietri piette piperi pipeup pipier pipipi pipiri pipper pippet pippip piree pirrie pirrip pitier pitpit pitter pittie pituri piupiu pppppp preeti preeue preier preire preter pretre prette preue- preui- priere prieue prieur pruett pruitt prurit pterri puerer puppet pupput purete puriri purpie purpit purpre purpur purree purrer put-up putput putrer puttee putter puttie puttur puture r-tree reeper reiter repete repier repipe repper reprie repuit repure repuru repute reteer reteet retere retire retree retret retrip retter rettur returu reueir reuere reuire reuter reutte rieter riette rietti ripert ripier ripper rippet rippit rititi ritter riuere ruiter rupert rupite rurutu ruttee rutter t-tree te-uri teepee teerpu teetee teeter teirei teitur teppei tepper terepi terete terper terrer terret terrie territ terter tertre tetete tetter tie-up tierer tieret tiete tietie tieute tip-it tip-up tipiti tippee tipper tippet tippit tiptur tirret tirrit titipu titiri tittee titter tittie tittup treete treppe tretee tretie trette tripet trippe tripup triter tritip truett trueup truite truitt tuipui tuiuti tuppee tupper turpie turret turtur tururu tuteur tutter tuttut up-put upreti upripe ureter urette urtite uruppu uteute