The List
There are 319 4 letter words with D as the first letter. The highest scoring is DZHO at 17 points in Scrabble. 1 of them contain no vowel at all: DRYS.
DAALDABSDACEDACKDADADADODADSDAESDAFFDAFTDAGODAGSDAHLDAHSDAISDAKSDALEDALIDALSDALTDAMEDAMPDAMSDANGDANKDANSDANTDAPSDARBDAREDARGDARIDARKDARNDARTDASHDATADATEDATODAUBDAUDDAURDAUTDAVYDAWDDAWKDAWNDAWSDAWTDAYSDAZEDEADDEAFDEALDEANDEARDEAWDEBEDEBSDEBTDECKDECODEEDDEEKDEEMDEENDEEPDEERDEESDEETDEEVDEFIDEFODEFTDEFYDEGSDEGUDEIDDEIFDEILDEKEDELEDELFDELIDELLDELODELSDELTDEMEDEMODEMYDENEDENIDENSDENTDENYDEREDERMDERNDERODERVDESIDESKDEUSDEVADEVSDEWSDEWYDEXYDEYSDHAKDHALDHOLDHOWDIALDIBSDICEDICHDICTDIDODIDYDIEBDIEDDIELDIESDIETDIFFDIFSDIGSDIKADIKEDILLDIMEDIMPDIMSDINEDINGDINODINSDINTDIOLDIPSDIPTDIREDIRKDIRLDIRTDISADISCDISHDISKDISSDITADITEDITSDITTDITZDIVADIVEDIVIDIVODIVSDIXIDIXYDIYADJINDOABDOATDOBSDOBYDOCKDOCODOCSDODODODSDOEKDOENDOERDOESDOFFDOGEDOGSDOGYDOHSDOITDOJODOLEDOLLDOLSDOLTDOMEDOMSDOMYDONADONEDONGDONSDOOBDOOKDOOLDOOMDOONDOORDOOSDOPADOPEDOPSDOPYDORBDOREDORKDORMDORPDORRDORSDORTDORYDOSEDOSHDOSSDOSTDOTEDOTHDOTSDOTYDOUCDOUKDOUMDOUNDOUPDOURDOUTDOUXDOVEDOWDDOWFDOWLDOWNDOWPDOWSDOWTDOXYDOYSDOZEDOZYDRABDRACDRADDRAGDRAMDRAPDRATDRAWDRAYDREEDREGDREKDREWDREYDRIBDRIPDROPDROWDRUBDRUGDRUMDRYSDSOSDUADDUALDUANDUARDUBSDUCEDUCIDUCKDUCTDUDEDUDSDUEDDUELDUESDUETDUFFDUGSDUITDUKADUKEDULEDULLDULYDUMADUMBDUMPDUNEDUNGDUNKDUNSDUNTDUOSDUPEDUPSDURADUREDURNDURODURRDUSHDUSKDUSTDUTYDWAMDYADDYEDDYERDYESDYNEDZHODZOS