effere effoff effore efform ekerem ekero ekokem emeere eremo- feeror femmer feofor ferfer fermor feroke ferrer ferro- foerre fokker foofoo fooker forker former formo- forrer freeof frefre fromme froofe froome keefer keeffe keeker kemmer keokee kerker koffee kokomo kokoro komkor komoe komoro kookoo koreke korere korero korkor koromo kororo korrek kreker kremer krokek krokom kromer meeker mekoro mememe memere memome memore memrom merkem merker mermer merrem merror moffom mokere mokoro mommer momoko moomoo moorer morfer mormor oferre okeefe okerer omemee ookroo oooooo ormore oromeo oromoo reefer reeffe reeker reekof refeff reform rekkem remofe remoor remore reroof roemer roemoe rokker rokkor romeoo romero roofer rooker roomer rorek