e-i-e-i- e-preeti epitrite ferreter ferrette ferretti ferriere fetterer fir-tree firrette freetrip frettir friterie i-ii-iii peeppeep peperite pepperer pepperet perfetti perierer perieti periperi peripter perpetre perrerer peteriii pfeiffer pipetter pippiree piretite piripiri preferee preferer preppier preterit prettier priepert referree referrer refitter repriefe rerefief retretti rierreef terrifie territet tipi-tii titterer tre-trip treefree treittie trippier