knoppy knorry knotty kok-oy kokoon kokopo kokoro kokory kokott konnor konton kontor kookoo kookyo koopoo kootoo kopoky korkor kornyn kororo kotoko kotono kronor kroton krypno krypt- krypto krytno kytoon kytton n-toon nkonko nkoroo noktor non-no non-op nonkon nonono nonoon nonpro noonoo noonor noonto norroy norton notory notron notton nottoo ntropy o-knon okpoko onoynt ookroo oooooo oporto optoro orokon ororry oroton ortprk ottoor pokpon ponoko ponton pontoy pookoo poopoo poorty popopo poporo popoyo poppop poptop porkyp porno- porron porton portyr potoky potony potopy potron pottok potton pottop potyry poynor poyry pppppp prokon prokop pronto proppy propyn propyr proto- proton pykno- pyknon pynyon pyotty pyrkon pyrro- pyrton rokkor ronnon ronron ronyon rooton rotork rotton roynon royton to-on tokoyo tonnoy tonono tonoro tonpon tonton tookon tookto tootoo toppop topton torony tororo torpor tortor totnor totopo totoro totrot toyoko tronto tropo- troppo trotro trotty troyny troyon try-on trynno tryton trytry tynron yo-pop yoroko yorton yoyoyo ypoynt yttro-