f-hour ffrith fitfor fitoor fitout fitowo fittit foofoo foofur foorth footit forhoo forhow forout forrit forrot forrow forth- fortwo forwot fotiou foufou four-h fourof fourou fourth fourto frifot fritto frooti fruti- frutti furfur furour furrfu furrow furtho futuro h-hour hififi hihifo hirohi hiroto hitfor hitoff hitori hitoto hitout hohhot hohoho hoofit hoohoo hooroo hororo horror horrow hortor hotfor hotoff hotoro hottot houtou how-to howiri howitt howtow hrotti htruth huh-uh huhhot hurroo hurth huthur huthut huttwo ifthou ihitit iiooio irrour ittiri ittro- offrir offutt oftfor ohohoh ohtoto oofotr oohooh oooooo orrho- orrour ortho- ortrow ototoi ottoii ottoor ouioui outfit outfor outhit outour outrow outtro outwit outwoo owtour rififi rititi ritto riwoto riwuit rootof rotour rotout rotrou routot rowith rowrow ruhroh rurutu rutour rwtowr thithi thoro- thorow thotti thourt thouth thrift throut throw- throwt thruff thurii thurow tiff-f tirhut tirrit tirwit titfor titiri titoff to-fro to-rit toftir tohoro toitoi toohot tootoo torfou torito torori tororo toroth torrit tortor tortou totoro totrot tottoi tou-fu touhou touitt tourou toutou toutuo towhit triour trito- tritor trotro trowht trowth truiff truitt tuhuti tuiuti tuotuo turowo turtur tururu tutour tuttut tuwhit tuwhoo twofor twofur twohit twoout tworow uh-huh uithof uitoto uthiru utouth utroor utwith whuffo wiifit withit witoto witout witowo wittow wittur woohoo woowoo worowo worrit worrow wottoo writof wroith wrouht wurrow wurth