cocco- coccy- coccyn cococo cocoon concon connon connor conoco conroy coocoo cookoo cooyoo cornon cornyn corozo corroy coyron crocco crocky cronon cronyn croony crozon crynok cykory k-rock knock- knocky knorry kockoy kok-oy kokoon kokoro kokory konnor kookoo kookyo korkor kornyn kororo kozyno kronor nkonko nkoroo non-no noncon nonkon nonono nonoon noonoo noonor norroy nozyno o-knon okczyn on-cry oncorn ookroo oooooo orccon orokon oronzo ororry orozco orozko orrock orycon oryzo- orzyny ozono- ozyory rockon rococo rocroy rokkor ronnon ronron ronyon roynon rozyny ryczyn yoroko yoyoyo yrozon z-rock zonnon zoozoo zorzor zyczyn zyrzyn