cerrone cocek coenure coercee coercer concern connock cooccur cookeen coonoor corence corneen corneo- cornock corokke corone- coroneo coroner corono- coroune corrour cou-cou couenne courcon coureur cournon crocere crocker crooken crooner crucero crunker crunner cucuron cunneen curnock currere currock e-corce eckener eckero econe ecoreco ecouen eeeroer enercon enernoc enounce erkenek erukkur eurocon kee-kee kenekou kenkere knocker knockon knucker kokocko kokonoe kokonor kokorou kononen kor-kor korce korenec korkoro korokke koronco korucuk kreeker kroenke kunukku kuokunu kurkure kurnock nekkour nekocon nenonen neo-con neocene neocron neurone nocence noekeon non-con noncook noncore noneuro nooneon norroen nukuoro occorne ockerer oconner oconnor okenone okkonen one-one orocue oronoco oronoko orourke orrouer ourouer re-cork recouer recurer rekenen rekeure rekkene rekonen rekouer ren-rou rennere renunce reoccur rocken rockoon rococco roncero roncone roorkee roukere runcore runcorn uncrook unkeuer unknock unreken