h-hour hlllyh ho-hum hohloh hohoho holhol holloo hollop hollum hollym holmul holoor holour hoohoo hoolly hoopoo hooroo hop-up hoplo- hororo horror hourly hrrmph huh-uh hulloo hullur huluhu humhum hummum hummyl humour hurroo hurumu hyllor hypho- l-hour lloro lo-pro lollop lollum loloru lomlom looloo loomup lopho- loplop loroum loulou lourlo loyoro lumpur lurulu lymph- lymphy mm-hmm moholl moholm mohoro mohuhu mollom molloy molopo molour molpro mommur moomoo moopoo moorup mop-up morlop mormor mormur mormyr morolo morph- morpho morphu morphy moully mourou muhuhu muhurr muhuru mullum mullur mulmul mulmur murmur murphy muumuu mymymy myohmy myomo- mypoor myroom myrour myrrhy ohmymy ohohoh ohpooh oohooh oomphy oooooo ormolu oromoo oropom ororry orrho- orrour orrouy oupoyo phlor- phlppl phoro- phorum phyll- phyllo phylo- phylum ploppy plummy plumpy plurry polohy polpol poluru polyol pomolo pomory pompom pomroy poopoo poorly pop-up popopo poporo popoyo popply poppop populo porrum poulpy poupou poupry pourry poyry pppppp prolly prolom proloy prolyl proph- propho prophy proppy propup propur propyl propyr prulom pullup pullur pulmo- puloly pumpup purloo purply purpur purpyr pylor- pylour pymoor pyrohy pyroom pyrrh- pyrrho pyrro- pyrrol pyrryl r-loop rollup rollyo romolo romour romulo roomly royllo ruhroh rumohr rumour rumply rumyll ruurlo rymour ryu-oh ryuo uh-huh ulloor um-hum umurlu uphurl uppoor upprop uproll upyour uruppu yo-pop yohmor yohoho yoohoo yoyoyo yru-up yummly yumyum