deerfriend defriended degendered dereddened dinengdeng eedingedge engendered engenderer engineered enginering fenderding finedining finger-end fireengine firefinder firefriend free-rider freeriding friendfeed friendrede genderfree gendringen greengenre greengreen greenified ididindeed indireneed infringing ingendered ngerengere niederried nigerreign nigger-rig niggerfied re-edifier re-refiner redefended redefining reedededge reengineer refereeing regendered regreening regrinding reingender reining-in rereferred rerendered rigidified ringfinger