About 35. The 6-letter anagram is "crayon."
Shorter words include
acorn, carny, corny, crony, rayon,
cony, corn, cyan, narc, nary, orca, racy, roan, yarn
any, arc, can, car, cay, con, coy, cry, nay, nor, oar, ran, ray, yon,
an, ay, no, on, or, a
Words that can be made from CYBERSPACE are:Aaceacreapeareasayebarbarebasebaybebearbeebeepbeerbetbracebybyecabcapcapecapercarcarecaseceasecrabcraycreasecreepcrepecryeareaseeraescapepapaceparparsepaypeapearpeacepeerperpraypreypryraceraperasprayreaprebarsapsayscabscarscarescrapscrapeseaseeseepseerspacesparsparespayspearsprayspreespyyapyaryearyes
Words that can be made from the letters in Casablanca are:aalaalasalbananalasbaabalsabanbanalcabcabalcabalacabanacancanalcasabaclanlalabnabnasalsacscabscanslab
Words that can be made from the letters in 'new door' are:dendewdodoedoerdondonedowerdowndownerdrewdronedrownendendoweonnewnonodenornotnowodeononeororeowoweowedownownedownerredredorendrodroderoerowrowedwewedwendwoewonwonderwordworewornwowwren
Words that can be made from the letters is 'have' are:aahavehahe
Words that can be made from the letters in 'but for' are:boutbutfobforfortfourfrofurofoftororbouroutrobrotroutrubruttotofutourtubturboturf
Words that can be made with the letters 'aer' are:aareearera
Words that can be made from the letters in 'rose' are:Erosoreroesore
Words that can be made out of the word volunteer include:eelereeveleeletlonelotlovelutenervenetnotnotenutononerevoltrolerotroverunetoletreetrovetruetunetunerturnurnvetvolevolt
Words that can be made from the letters in 'Kentucky' are:centcuecutcutekenkeynecknetnuttentucktunetykeyeyenyetyuck
Words that can be made from the letters 'monera' are:aamamenanarearmearearnenamoreoneramamanmanemanormarmarememeanmenmoanmoanermoremornnamenearnonoroaromenononeororeramranreamroamroanroeRomanRome
Some words that can be made from America are:AaceacmeacreaimairamarcareaarmariacamcamecameracarcarecramcreamcrimeearemireraIiceiremamarememicamicemireraceramramiereamricerimrime
Words that can be made from the letters in 'slate' are:aaleasatateeatlalealastlatesalesaltsatsateseasealsetstealtaleteateal