effere effete efreet efter- efther erfeth erreth errett ethere ethete eyerer eyther feerth ferfer ferrer ferret fertee ferter ferthe fether fethre fetter feyffe freeth freety frefre frerry frette fretty fterer fterre heehee heeter heffer hefter hehehe hehheh hereft herher herter herthe heter- hether hetter heyeth heyhte hyethe hyheyr hyther r-tree re-try reefer reeffe reetry refeet refeff refert refete refret refter rehete rerefy reteer reteet retere rether retree retret retter reyhhe reyter ryther t-tree te-hee teehee teerth teetee teeter teethe teethy terete terrer terret terrye terter tertre tertry tetete tethee tether tetteh tetter tettey theefe theeye thefth theref therye thetee thethe thethy theyre threet threfe threff threte thrett thyrty treete trefet trefte trehet tretee trette tretty treyfe treyte trythe trytry tyrret yeffte yehyeh yerere yether yetter yferre yhefyr yheyte