di-iod- di-tri- diiodo- din-din dindiri dindori dinitro diodont diorini dirinon diritto dod-rot donnini donodon dontnod doo-doo doridid dortoir drittin droidin dronino ididnot ididtoo idoodit indriid inition introit iridio- iridoid iriondo iron-on irondro ironiii ironton itornot itororo ixionid ixodoid nid-nod nitrion noidont nointot noniron nontort nontron noonion nordion noroton notinit notinto nottodo odiniid odonto- odorono oidioid oin-oin onontio orndorn ornotto oroidin orrorin ortono otoitid ottodix ottrott ridotto riitiir rindoon riodoro riotord roddino rondino rootrot rotoiti rotondi tidinit tindini tinodon toi-toi tointon tondino tondoro tonito too-too tordino tordion toritto toronto torotix torrini torrion torroid tortion tortoni tortrix tototoo tottori toxodon toxotid triiodo triodon trionto tritton tro-tro troinoi tronion troodon xotodon xxxxxxx