cict-dt ciii-dt ciit-dt circoid coccoid cocori coordic coroico corrido cotorro cottoid cri-cri cricoid dcordic di-iod- di-tri- didicoi diiodo- diritto dod-rot doo-doo doridid dortoir ididtoo idiotic idoctor idoodit iricici iridio- iridoid itororo oidioid otoitid ottrott qorqori ricordi ricordo ridotto riitiir riocito riodoro riotord rococco rodoric rootrot rotoiti tic-toc toi-toi too-too toritto torrico torroid tototoo tottori triiodo tritici tro-tro