The List
There are 886 5 letter words with B as the first letter. The highest scoring is BUZZY at 28 points in Scrabble. 1 of them contain no vowel at all: BYRLS.
BAAEDBAALSBABASBABELBABESBABKABABOOBABULBABUSBACCABACCOBACCYBACHABACHSBACKSBACONBADDYBADGEBADLYBAELSBAFFSBAFFYBAFTSBAGELBAGGYBAGHSBAGIEBAHTSBAHUSBAHUTBAILSBAIRNBAITHBAITSBAIZABAIZEBAJANBAJRABAJRIBAJUSBAKEDBAKENBAKERBAKESBAKRABALASBALDSBALDYBALEDBALERBALESBALKSBALKYBALLYBALMSBALMYBALOOBALSABALTIBALUNBALUSBAMBIBANAKBANALBANCOBANCSBANDABANDHBANDSBANDYBANEDBANESBANGSBANIABANJOBANKSBANNSBANTSBANTUBANTYBANYABAPUSBARBEBARBSBARBYBARCABARDEBARDOBARDSBARDYBAREDBARERBARESBARFSBARGEBARICBARKSBARKYBARMSBARMYBARNSBARNYBARONBARPSBARRABARREBARROBARRYBARYEBASALBASANBASEDBASENBASERBASESBASHOBASICBASIJBASILBASINBASISBASKSBASONBASSEBASSIBASSOBASSYBASTABASTEBASTIBASTOBASTSBATCHBATEDBATESBATHEBATHSBATIKBATONBATTABATTSBATTUBATTYBAUDSBAUKSBAULKBAURSBAVINBAWDSBAWDYBAWLSBAWNSBAWRSBAWTYBAYEDBAYESBAYLEBAYOUBAYTSBAZARBAZOOBEACHBEADSBEADYBEAKSBEAKYBEAMSBEAMYBEANOBEANSBEANYBEARDBEAREBEARSBEASTBEATHBEATSBEATYBEAUSBEAUTBEAUXBEBOPBECAPBECKEBECKSBEDADBEDELBEDESBEDEWBEDIMBEDYEBEECHBEEDIBEEFSBEEFYBEEPSBEERSBEERYBEETSBEFITBEFOGBEGADBEGANBEGARBEGATBEGEMBEGETBEGINBEGOTBEGUMBEGUNBEIGEBEIGYBEINGBEKAHBELAHBELARBELAYBELCHBELEEBELGABELIEBELLEBELLSBELLYBELONBELOWBELTSBEMADBEMASBEMIXBEMUDBENCHBENDSBENDYBENESBENETBENGABENISBENNEBENNIBENNYBENTOBENTSBENTYBEPATBERAYBERESBERETBERGSBERKOBERKSBERMEBERMSBEROBBERRYBERTHBERYLBESATBESAWBESEEBESESBESETBESITBESOMBESOTBESTIBESTSBETASBETEDBETELBETESBETHSBETIDBETONBETTABETTYBEVELBEVERBEVORBEVUEBEVVYBEWETBEWIGBEZELBEZESBEZILBHAISBHAJIBHANGBHELSBHOOTBHUNABHUTSBIACHBIALIBIALYBIBBSBIBLEBICCYBICEPBICESBIDDYBIDEDBIDERBIDESBIDETBIDISBIDONBIELDBIERSBIFFOBIFFSBIFFYBIFIDBIGAEBIGGSBIGGYBIGHABIGHTBIGLYBIGOSBIGOTBIJOUBIKEDBIKERBIKESBIKIEBILBOBILBYBILEDBILESBILGEBILGYBILKSBILLSBILLYBIMAHBIMASBIMBOBINALBINDIBINDSBINERBINESBINGEBINGOBINGSBINGYBINITBINKSBINTSBIOGSBIOMEBIONTBIOTABIPEDBIPODBIRCHBIRDSBIRKSBIRLEBIRLSBIROSBIRRSBIRSEBIRSYBIRTHBISESBISKSBISOMBISONBITERBITESBITOSBITOUBITSYBITTEBITTSBITTYBIVIABIVVYBIZESBIZZOBIZZYBLABSBLACKBLADEBLADSBLADYBLAERBLAESBLAFFBLAGSBLAHSBLAINBLAMEBLAMSBLANDBLANKBLAREBLARTBLASEBLASHBLASTBLATEBLATSBLATTBLAUDBLAWNBLAWSBLAYSBLAZEBLEAKBLEARBLEATBLEBSBLEEDBLEEPBLEESBLENDBLENTBLERTBLESSBLESTBLETSBLEYSBLIMPBLIMYBLINDBLINGBLINIBLINKBLINSBLINYBLIPSBLISSBLISTBLITEBLITSBLITZBLIVEBLOATBLOBSBLOCKBLOCSBLOGSBLOKEBLONDBLOODBLOOKBLOOMBLOOPBLOREBLOTSBLOWNBLOWSBLOWYBLUBSBLUDEBLUDYBLUEDBLUERBLUESBLUETBLUEYBLUFFBLUIDBLUMEBLUNKBLUNTBLURBBLURSBLURTBLUSHBLYPEBOABSBOAKSBOARDBOARSBOARTBOASTBOATSBOBACBOBAKBOBASBOBBYBOBOLBOCCABOCCEBOCCIBOCHEBOCKSBODEDBODESBODGEBODHIBODLEBOEPSBOETSBOEUFBOFFOBOFFSBOGANBOGEYBOGGYBOGIEBOGLEBOGUSBOHEABOHOSBOILSBOINGBOINKBOITEBOKEDBOKEHBOKESBOKOSBOLARBOLASBOLDSBOLESBOLIXBOLLSBOLOSBOLTSBOLUSBOMASBOMBEBOMBOBOMBSBONCEBONDSBONEDBONESBONEYBONGOBONGSBONIEBONKSBONNEBONNYBONUSBONZABONZEBOOAIBOOAYBOOBYBOODYBOOEDBOOFYBOOGYBOOHSBOOKSBOOKYBOOLSBOOMSBOOMYBOONGBOONSBOORDBOORSBOOSEBOOSTBOOTHBOOTSBOOTYBOOZEBOOZYBORAKBORALBORASBORAXBORDEBORDSBOREDBOREEBORELBORERBORESBORGOBORICBORKSBORMSBORNABORNEBORONBORTSBORTYBORTZBOSIEBOSKSBOSKYBOSOMBOSONBOSSYBOSUNBOTASBOTCHBOTELBOTESBOTHYBOTTEBOTTSBOTTYBOUGEBOUGHBOUKSBOULEBOULTBOUNDBOUNSBOURDBOURGBOURNBOUSEBOUSYBOUTSBOVIDBOWATBOWEDBOWELBOWERBOWESBOWETBOWIEBOWLSBOWNEBOWRSBOWSEBOXEDBOXENBOXERBOXESBOXTYBOYARBOYAUBOYEDBOYFSBOYGSBOYLABOYOSBOYSYBOZOSBRAAIBRACEBRACHBRACKBRACTBRADSBRAESBRAGSBRAIDBRAILBRAINBRAKEBRAKSBRAKYBRAMEBRANDBRANEBRANKBRANSBRANTBRASHBRASSBRASTBRATSBRAVABRAVEBRAVIBRAVOBRAWLBRAWNBRAWSBRAXYBRAYSBRAZABRAZEBREADBREAKBREAMBREDEBREDSBREEDBREEMBREERBREESBREIDBREISBREMEBRENSBRENTBREREBRERSBREVEBREWSBREYSBRIARBRIBEBRICKBRIDEBRIEFBRIERBRIESBRIGSBRIKIBRIKSBRILLBRIMSBRINEBRINGBRINKBRINSBRINYBRIOSBRISEBRISKBRISSBRITHBRITSBRITTBRIZEBROADBROCHBROCKBRODSBROGHBROGSBROILBROKEBROMEBROMOBRONCBRONDBROODBROOKBROOLBROOMBROOSBROSEBROSYBROTHBROWNBROWSBRUGHBRUINBRUITBRULEBRUMEBRUNGBRUNTBRUSHBRUSKBRUSTBRUTEBRUTSBUATSBUAZEBUBALBUBASBUBBABUBBYBUBUSBUCHUBUCKOBUCKSBUCKUBUDASBUDDYBUDGEBUDISBUDOSBUFFABUFFEBUFFIBUFFOBUFFSBUFFYBUFOSBUFTYBUGGYBUGLEBUHLSBUHRSBUIKSBUILDBUILTBUISTBUKESBULBSBULGEBULGYBULKSBULKYBULLABULLSBULLYBULSEBUMBOBUMFSBUMPHBUMPSBUMPYBUNASBUNCEBUNCHBUNCOBUNDEBUNDHBUNDSBUNDTBUNDUBUNDYBUNGSBUNGYBUNIABUNJEBUNJYBUNKOBUNKSBUNNSBUNNYBUNTSBUNTYBUNYABUOYSBUPPYBURANBURASBURBSBURDSBURETBURGHBURGSBURINBURKABURKEBURKSBURLSBURLYBURNSBURNTBUROOBURPSBURQABURROBURRSBURRYBURSABURSEBURSTBUSBYBUSEDBUSESBUSHYBUSKSBUSKYBUSSUBUSTIBUSTSBUTCHBUTEOBUTESBUTLEBUTTEBUTTSBUTTYBUTUTBUTYLBUXOMBUYERBUZZYBWANABWAZIBYDEDBYDESBYKEDBYKESBYLAWBYRESBYRLSBYSSIBYTESBYWAY