choo-choo chorrocho chrononym concoctor contorto- contronym cordotomy cormocyon cottondom crycrycry ddddddddd doctordom doot-doot dotdotdot dtntncntr hoddy-dod homocodon homodromy hothothot hottotrot hydrocyon hydronymy moco-moco modthryth mommyhood mondohomo monochord monochrom monodromy monomotor monotroch monthodon montmorot mormondom ndrcntrct nomnomnom noncommon noncotton nondoctor nonhorror nonochton northcott northdoor northmoor nothocyon notochord nottoohot octochord octothorn onmyhonor onmyodo orchotomy oromoromo ortho-dot orthotomy roddymoor roocoocoo rory-tory tcho-tcho thoothoor thorondor thyrotomy todomondo tommy-rot tormodont torontron tory-rory trntrntrn tronchon yodo-dono