holoholo holyport honoroll hontrop hoponpop hoponpot horohoro hot-roll hotornot hypopyon hypotony lollypop lonnrot loplolly lopopolo lyotropy n-propyl nonny-no nononono nonphoto northolt northrop oolooloo oophoro- oophoron oppynyon orontony orthonon orthopny plopplop polopony poltroon polyphon polytony polytopy polytron polyynyl poohpooh poolpony poolroot poorpoor pop-holy poplolly popylyon poroporo porphyr- porphyry porthloo portpool prophyll propylon propynyl protypon pyrrolo- pyrrolyl rhoptron rohypnol roll-top rolypoly thornton thoronol thoroton thortron thropton tonotopy tonyhoop toohotto toolo toonloop toottoot top-root top-tool torotoro totopoly trolloll trollopy trophont yo-ho-ho yohoyoho ypotryll