e-i-e-i- e-preeti eggritte eigrette epitrite ferreter ferrette ferretti ferriere fetterer fig-tree fir-tree firrette freegift freetrip frettir friterie geierite gerettet gifttree greegree greffier greigite griffier grippier grittier i-ii-iii peeppeep peperite pepperer pepperet perfetti pergette perierer perieti periperi peripter perpetre perrerer peteriii petiegre petigree pettegre pfeiffer pipetter pippiree piretite piripiri pre-preg preferee preferer preppier preterit prettier priepert referree referrer refitter regifter repriefe rerefief retretti rierreef terrifie territet tipi-tii titterer tre-trip treefree treittie trepeget trippier