hlllyh ho-hum hohloh hohoho holhol holloo hollop hollum hollym hollyn holmul holnon homony honomu hoohoo hoolly hoopoo hop-up hoplo- hoplon hopnpp huh-uh hulloo huluhu humhum hummum hummyl hunnum hyolyn hypho- hypno- hypnum lollop lollum lomlom lonnol looloo loomup lopho- loplop lopmon loulon loulou luhyny lunlun lymph- lymphy mm-hmm moholl moholm mohuhu mollom molloy molony molopo mompyn monyon moomoo moonly moopoo mop-up mophun moully moulon muhuhu mullum mulmul munmyo munyon muumuu mylyon mymymy myohmy myomo- nohmul nomnom nomoon non-no non-op nonono nonoon noonly noonoo nopulp nounou nuh-uh null-o ny-lon nymph- nympho ohmymy ohnono ohohoh ohpooh omolon omulno onhulu onhuno oohooh oomphy oooooo ouolon oupoyo ouyoun oynoun phlppl phono- phonon phunom phyll- phyllo phylo- phylon phylum plonno ploppy plummy plumpy pollyn polohy polony polpol polyol pomolo pomoun pompom pompon ponyup poopoo pop-up popopo popoyo popply poppop populo poulpy poupon poupou pppppp pullno pullon pullup pullyn pulmo- pulnoy puloly pumpon pumpup punpun pynoun pynyon uh-huh um-hum unh-uh unholl unholy unhool unhoop unhull unhunh unloop unlull unu-op uponon uppony yo-pop yohoho yonyou yoohoo youpon yoyoyo yummly yumyum yunluo