caltv acltv clatv lcatv alctv lactv catlv actlv ctalv tcalv atclv taclv cltav lctav ctlav tclav ltcav tlcav altcv latcv atlcv talcv ltacv tlacv calvt aclvt clavt lcavt alcvt lacvt cavlt acvlt cvalt vcalt avclt vaclt clvat lcvat cvlat vclat lvcat vlcat alvct lavct avlct valct lvact vlact catvl actvl ctavl tcavl atcvl tacvl cavtl acvtl cvatl vcatl avctl vactl ctval tcval cvtal vctal tvcal vtcal atvcl tavcl avtcl vatcl tvacl vtacl cltva lctva ctlva tclva ltcva tlcva clvta lcvta cvlta vclta lvcta vlcta ctvla tcvla cvtla vctla tvcla vtcla ltvca tlvca lvtca vltca tvlca vtlca altvc latvc atlvc talvc ltavc tlavc alvtc lavtc avltc valtc lvatc vlatc atvlc tavlc avtlc vatlc tvalc vtalc ltvac tlvac lvtac vltac tvlac vtlac
Note: these 'words' (valid or invalid) are all the permutations of the word caltv. These words are obtained by scrambling the letters in caltv.