gigging giggyng ginging gingoog ginning gio-goi gnomini goingin goingon gom-gom gonging gongogi gongoni goniini gonnyin goo-goo googing goooooo gynonym gyongyi iggying imonggo imonomy ingoing mignini mignion mimongo minging minigym minimig minimin minmini minning minnion mogging mogginn mognion moignon mommyng monging mongomo mono-ii monogon monogyn monomoy monongo mononym moo-moo mooning mygnyon n-omino nginiig ngonini nig-nog nigging nimgong nimming nogging nomino- nomming nongong nonning nonongo noogony nooning noonion noynyng oggiono oin-oin omnigon omnionn ongoing yognogo yong-gi yoomiii yoyoing