chch-dt chodron choho chondr- chordo- chot-dt chrono- chronon con-rod concho- concoct concord condoto condro conndot conodon contort contro- coonoor cornodo cornton corono- cotorro cronton docodon dod-rot dohonor donodon dontnod doo-doo dornoch hochodo hochtor hohocon hoo-hoo hornton hot-rod hottodd non-con nontort nontron noroton northto nottodo ochodno oconnor octocon octodon odonto- odorono orndorn ornotto orochon oronoco orthron ortono ottrott rhoddon rococco rootrot rothorn thoddoo thor-cd thorcon thorton thotcon throcht tohonor tohorot tondoro too-hoo too-too toorcon torchon toronto tototoo tro-tro trocho- troodon