The List
There are 964 6 letter words with F as the first letter. The highest scoring is FRIZZY at 30 points in Scrabble. 2 of them contain no vowel at all: FLYBYS, FLYSCH.
FAAINGFABBERFABLEDFABLERFABLESFABRICFACADEFACERSFACETEFACETSFACEUPFACIAEFACIALFACIASFACIESFACILEFACINGFACTISFACTORFACTUMFACULAFADDLEFADEINFADERSFADEURFADGEDFADGESFADIERFADINGFAECALFAECESFAENASFAERIEFAFFEDFAGGEDFAGINSFAIBLEFAIKEDFAIKESFAILEDFAILLEFAINEDFAINERFAINESFAINLYFAINNEFAINTSFAINTYFAIREDFAIRERFAIRLYFAITHSFAITORFAJITAFAKEERFAKERSFAKERYFAKIERFAKIESFAKINGFAKIRSFALCESFALCONFALLALFALLENFALLERFALLOWFALSEDFALSERFALSESFALSIEFALTERFAMILYFAMINEFAMINGFAMISHFAMOUSFAMULIFANALSFANBOYFANDEDFANDOMFANEGAFANFICFANGASFANGEDFANGLEFANGOSFANIONFANJETFANKLEFANNEDFANNELFANNERFANONSFANSUBFANTADFANTODFANTOMFANUMSFAQIRSFAQUIRFARADSFARANDFARCEDFARCERFARCESFARCIEFARCINFARDEDFARDELFARDENFARERSFARFALFARFELFARFETFARINAFARINGFARLESFARMEDFARMERFARREDFARRENFARROWFARSEDFARSESFARTEDFARTERFASCESFASCIAFASCIOFASCISFASHEDFASHESFASTEDFASTENFASTERFASTIEFASTLYFATHERFATHOMFATINGFATSIAFATSOSFATTEDFATTENFATTERFATWAHFATWASFAUCALFAUCESFAUCETFAULDSFAULTSFAULTYFAUNAEFAUNALFAUNASFAURERFAUTEDFAUTORFAUVESFAVELAFAVELLFAVESTFAVISMFAVORSFAVOSEFAVOURFAVOUSFAWNEDFAWNERFAXINGFAYESTFAYINGFAYNEDFAYNESFAYRESFAZINGFEAGUEFEALEDFEALTYFEAREDFEARERFEARESFEASEDFEASESFEASTSFEATEDFEATERFEATLYFEAZEDFEAZESFECHTSFECIALFECKEDFECKINFECKLYFECULAFECUNDFEDORAFEEBLEFEEBLYFEEDERFEEINGFEELERFEEREDFEERIEFEERINFEESEDFEESESFEEZEDFEEZESFEGARYFEHMICFEIGNSFEIJOAFEINTSFEIRIEFEISTSFEISTYFELIDSFELINEFELLAHFELLASFELLEDFELLERFELLOEFELLOWFELONSFELONYFELSICFELTEDFELTERFEMALEFEMALSFEMMESFEMORAFEMURSFENCEDFENCERFENCESFENDEDFENDERFENMANFENMENFENNECFENNELFEODALFEOFFSFERALSFERBAMFERESTFERIAEFERIALFERIASFERINEFERITYFERLIEFERMISFERRELFERRETFERRICFERRUMFERULAFERULEFERVIDFERVORFESCUEFESSEDFESSESFESTALFESTASFESTERFETIALFETICHFETINGFETISHFETORSFETTASFETTEDFETTERFETTLEFETWASFEUARSFEUDALFEUDEDFEUINGFEUTREFEVERSFEWESTFEWMETFEWTERFEYESTFEYINGFEZZEDFEZZESFIACREFIANCEFIASCOFIATEDFIAUNTFIBBEDFIBBERFIBERSFIBREDFIBRESFIBRILFIBRINFIBROSFIBULAFICHESFICHUSFICINSFICKLEFICKLYFICOESFICTORFIDDLEFIDDLYFIDGEDFIDGESFIDGETFIELDSFIENDSFIENTSFIERCEFIERESFIESTAFIFERSFIFINGFIFTHSFIGGEDFIGHTSFIGJAMFIGUREFIKERYFIKIERFIKINGFIKISHFILERSFILETSFILFOTFILIALFILINGFILIUSFILLEDFILLERFILLESFILLETFILLIPFILLOSFILMEDFILMERFILMICFILMISFILOSEFILTERFILTHSFILTHYFILTREFIMBLEFINALEFINALSFINCASFINDERFINEERFINELYFINERSFINERYFINESTFINGANFINGERFINIALFININGFINISHFINITEFINITOFINJANFINKEDFINNACFINNANFINNEDFINNERFINSKOFIORDSFIORINFIPPLEFIQUESFIRERSFIRIESFIRINGFIRKEDFIRKINFIRLOTFIRMANFIRMEDFIRMERFIRMLYFIRSTSFIRTHSFISCALFISGIGFISHEDFISHERFISHESFISKEDFISSLEFISTEDFISTICFITCHEFITCHYFITFULFITNASFITTEDFITTERFITTESFIVERSFIXATEFIXERSFIXINGFIXITYFIXIVEFIXUREFIZGIGFIZZEDFIZZENFIZZERFIZZESFIZZLEFJELDSFJORDSFLABBYFLACKSFLACONFLAFFSFLAGGYFLAGONFLAILSFLAIRSFLAKEDFLAKERFLAKESFLAKEYFLAMBEFLAMEDFLAMENFLAMERFLAMESFLAMMSFLANCHFLANESFLANKSFLANNYFLAPPYFLAREDFLARESFLASERFLASHYFLASKSFLATLYFLATTYFLATUSFLAUNEFLAUNTFLAUTAFLAVASFLAVINFLAVORFLAWEDFLAWNSFLAXENFLAXESFLAYEDFLAYERFLEADHFLEAMSFLECHEFLECKSFLECKYFLEDGEFLEDGYFLEECEFLEECHFLEECYFLEERSFLEETSFLEMESFLEMITFLENCHFLENSEFLESHYFLETCHFLEURYFLEWEDFLEXEDFLEXESFLEXORFLEXOSFLEYEDFLICKSFLIERSFLIESTFLIGHTFLIMPSFLIMSYFLINCHFLINGSFLINTSFLINTYFLIPPYFLIRTSFLIRTYFLISKSFLISKYFLITCHFLITEDFLITESFLIXEDFLIXESFLOATSFLOATYFLOCCIFLOCKSFLOCKYFLONGSFLOODSFLOOEYFLOOIEFLOORSFLOOSYFLOOZYFLOPPYFLORAEFLORALFLORASFLORETFLORIDFLORINFLOSSYFLOTASFLOTELFLOTESFLOURSFLOURYFLOUSEFLOUSHFLOUTSFLOWEDFLOWERFLUATEFLUENTFLUFFSFLUFFYFLUGELFLUIDSFLUIERFLUISHFLUKEDFLUKESFLUKEYFLUMEDFLUMESFLUMPSFLUNKSFLUNKYFLUORSFLURRSFLURRYFLUSHYFLUTEDFLUTERFLUTESFLUTEYFLUXEDFLUXESFLUYTSFLYBOYFLYBYSFLYERSFLYESTFLYINGFLYMANFLYMENFLYOFFFLYPEDFLYPESFLYSCHFLYTEDFLYTESFLYWAYFOALEDFOAMEDFOAMERFOBBEDFODDERFODGELFOEHNSFOEMANFOEMENFOETALFOETIDFOETORFOETUSFOGASHFOGBOWFOGDOGFOGEYSFOGGEDFOGGERFOGIESFOGLESFOGMANFOGMENFOGOUSFOGRAMFOIBLEFOILEDFOINEDFOISONFOISTSFOLATEFOLDEDFOLDERFOLDUPFOLEYSFOLIARFOLIESFOLIOSFOLIUMFOLKIEFOLKSYFOLLESFOLLISFOLLOWFOMENTFOMITEFONDASFONDEDFONDERFONDLEFONDLYFONDUEFONDUSFONNEDFONTALFOOBARFOODIEFOOLEDFOOTEDFOOTERFOOTIEFOOTLEFOOTRAFOOTSYFOOZLEFOPPEDFORAGEFORAMSFORANEFORAYSFORBADFORBIDFORBYEFORCATFORCEDFORCERFORCESFORDEDFORDIDFOREBYFOREDOFOREGOFORELSFORESTFORFEXFORGATFORGEDFORGERFORGESFORGETFORGOTFORHOOFORHOWFORINTFORKEDFORKERFORMALFORMATFORMEDFORMEEFORMERFORMESFORMICFORMOLFORMYLFORNIXFORPETFORPITFORRADFORRAYFORRENFORRITFORSAYFORTEDFORTESFORTHYFORTISFORUMSFORWHYFOSSAEFOSSASFOSSEDFOSSESFOSSILFOSSORFOSTERFOTHERFOUATSFOUESTFOUETSFOUGHTFOULEDFOULERFOULESFOULIEFOULLYFOUNDSFOUNTSFOURTHFOUSSAFOUSTYFOUTERFOUTHSFOUTRAFOUTREFOVEAEFOVEALFOVEASFOWLEDFOWLERFOWTHSFOXIERFOXIESFOXILYFOXINGFOYERSFOYLEDFOYLESFOYNEDFOYNESFOZIERFRACASFRACTIFRACTSFRAENAFRAGORFRAILSFRAIMSFRAISEFRAMEDFRAMERFRAMESFRANCOFRANCSFRANKSFRANZYFRAPPEFRATCHFRATERFRATRYFRAUDSFRAYEDFRAZILFREAKSFREAKYFREELYFREERSFREESTFREETSFREETYFREEZEFREITSFREITYFREMDSFREMITFRENCHFRENNEFRENUMFRENZYFRERESFRESCOFRETTYFRIANDFRIARSFRIARYFRICHTFRIDGEFRIENDFRIERSFRIEZEFRIGESFRIGHTFRIGIDFRIGOTFRIJOLFRILLSFRILLYFRINGEFRINGYFRIPONFRISEEFRISESFRISKAFRISKSFRISKYFRISTSFRITESFRITHSFRITTSFRIVOLFRIZEDFRIZERFRIZESFRIZZYFROCKSFROGGYFROINGFROISEFROLICFRONDSFRONTSFRORENFRORNEFROSTSFROSTYFROTHSFROTHYFROUZYFROWIEFROWNSFROWSTFROWSYFROWZYFROZENFRUGALFRUICTFRUITSFRUITYFRUMPSFRUMPYFRUSTAFRUSTSFRUTEXFRYERSFRYINGFRYPANFUBBEDFUCOIDFUCOSEFUCOUSFUDDLEFUDGEDFUDGESFUELEDFUELERFUEROSFUFFEDFUGATOFUGGEDFUGIESFUGIOSFUGLEDFUGLESFUGUEDFUGUESFUHRERFULCRAFULFILFULGIDFULGORFULHAMFULLAMFULLANFULLEDFULLERFULMARFULVIDFUMADOFUMAGEFUMBLEFUMERSFUMETSFUMIERFUMINGFUMOUSFUMULIFUNDEDFUNDERFUNDICFUNDIEFUNDISFUNDUSFUNESTFUNGALFUNGICFUNGUSFUNKEDFUNKERFUNKIAFUNNEDFUNNELFUNNERFURALSFURANEFURANSFURCAEFURCALFURDERFUREURFURFURFURIESFURKIDFURLEDFURLERFUROLEFUROLSFUROREFURORSFURPHYFURREDFURROWFURZESFUSAINFUSEESFUSELSFUSILEFUSILSFUSINGFUSIONFUSSEDFUSSERFUSSESFUSTEDFUSTETFUSTICFUSTOCFUSUMAFUTILEFUTONSFUTSALFUTUREFUTZEDFUTZESFUZEESFUZILSFUZINGFUZZEDFUZZESFUZZLEFYKINGFYLFOTFYNBOSFYTTES