e-type eerier effeir effere effete efreet efter- eifert er-rif erieye errett etrepy eye-fi eyepet eyepit eyerer eyerie eyetie f-type feerie feifer feirie ferfer ferier ferity ferrer ferret ferri- ferrie fertee ferter fetter feyffe fiefie fierte fiftie firret fitter fittie fittit freepr freety frefre freire freity frerry frette fretty fterer fterie fterre i-free i-tree iffier ifreet ipeter ipfire iritty irrite ittiri p-type peepee peeper peerer peerie peeter peetre peetri peffer peiere peiper pepper perere pereye perfit perier perire perite perper perpet perree perret perrey perrie perrye perter pertie pertre peteet peteri petiet petite petitf petree petrer petrey petri- petrie petter pettet petti- pettit petyte peyiri pfyffe pieper pierie pierre pierri pierry pieter pietri piette piffer piperi pipery pipier pipipi pipiri pipper pippet pippip piree pirrey pirrie pirrip pitier pitpit pitter pittie pppppp preeti prefer prefet preffe preier preiff preire preppy preter pretre prette pretty preyer priefe priere priffe prifti pterri pterry pyerre pyret- pyrite pyrity pyrrey pyrrie pyttye r-tree r-type re-try reefer reeffe reeper reetry refeet refeff refert refete refire refrei refret refter reiter repete repier repipe repper repref reprie rerefy rerify reteer reteet retere retief retire retree retret retrip retter retype reyter rieter riette rietti riffer rififi rifter ripert ripier ripper rippet rippey rippit rititi ritter t-tree t-type teepee teetee teeter teirei tepefy teppei tepper terepi terete terper terrer terret terrie terrif territ terrye terter tertre tertry tetete tetter tettey tiefer tierer tieret tiete tietie tiff-f tip-it tipiti tippee tipper tippet tippit tirret tirrit titfer titiri tittee titter tittie treete trefet trefte treife treppe tretee tretie trette tretty treyfe treyte trifet tripet tripey trippe trippy triter tritip trypet trypit tryppe trytry typeii typier typify tyrite tyrret yeffte yerere yetter yferre yiffer yippee yippie ypitte yyteri