choo-choo chop-chop clop-clop clot-poll coco-plum collotypy colo-colo colpotomy cyclothym cyclotomy cytolymph hollyholm holophyly homophyly hotch-pot hothothot huly-huly hypocotyl loco-loco lolly-pop loup-loup lyth-coop mcculloch moco-moco mommoppop moolooloo myctophum photocopy photoloop phototool phototypy phut-phut phytotomy poco-poco polycotyl polymythy polyphyly polyptych poochcoop pooh-pooh poto-poto pulloullo pulpotomy pump-pump putt-putt tcho-tcho top-cloth toy-mutch tuco-tuco tucu-tuco tucu-tucu tump-tump tuttototo youyouyou