intel nitel itnel tinel ntiel tniel inetl nietl ientl eintl neitl enitl itenl tienl ietnl eitnl teinl etinl nteil tneil netil entil tenil etnil intle nitle itnle tinle ntile tnile inlte nilte ilnte linte nlite lnite itlne tilne iltne litne tline ltine ntlie tnlie nltie lntie tlnie ltnie inelt nielt ienlt einlt neilt enilt inlet nilet ilnet linet nliet lniet ielnt eilnt ilent lient elint leint nelit enlit nleit lneit elnit lenit iteln tieln ietln eitln teiln etiln itlen tilen ilten liten tlien ltien ieltn eiltn iletn lietn elitn leitn telin etlin tlein ltein eltin letin nteli tneli netli entli tenli etnli ntlei tnlei nltei lntei tlnei ltnei nelti enlti nleti lneti elnti lenti telni etlni tleni lteni eltni letni
Note: these 'words' (valid or invalid) are all the permutations of the word intel. These words are obtained by scrambling the letters in intel.