GROUPMENT

em en er et go me mo mu ne no nu oe om on op or pe re to um un up ut

ego emu eng eon erg ern gem gen get gnu gor got gum gun gut meg men met mog mon mop mor mot mug mun mut neg net nog nom nor not nut one ope opt ore ort our out peg pen per pet pom pot pro pug pun pur put reg rem rep ret roe rom rot rue rug rum run rut teg ten toe tog tom ton top tor tug tun tup ump upo urn urp ute

ergo euro gent genu germ geum goer gone gore gorm gorp gout grot grue grum meno menu meou mope more morn mort mote moue muon mure mute neum nome nope norm note ogre omen omer open pent peon perm pert poem poet pome pone pong pore porn port pour pout prog prom pung punt pure rent repo romp rope rote roue roup rout rump rune rung runt temp term tern tome tone tong tope tore torn tour trog trop true trug tump tune tung turn unto upon urge