noble onble nbole bnole obnle bonle nolbe onlbe nlobe lnobe olnbe lonbe nbloe bnloe nlboe lnboe blnoe lbnoe oblne bolne olbne lobne blone lbone nobel onbel nboel bnoel obnel bonel noebl onebl neobl enobl oenbl eonbl nbeol bneol nebol enbol benol ebnol obenl boenl oebnl eobnl beonl ebonl noleb onleb nloeb lnoeb olneb loneb noelb onelb neolb enolb oenlb eonlb nleob lneob nelob enlob lenob elnob olenb loenb oelnb eolnb leonb elonb nbleo bnleo nlbeo lnbeo blneo lbneo nbelo bnelo neblo enblo benlo ebnlo nlebo lnebo nelbo enlbo lenbo elnbo bleno lbeno belno eblno lebno elbno oblen bolen olben loben bloen lboen obeln boeln oebln eobln beoln eboln olebn loebn oelbn eolbn leobn elobn bleon lbeon belon eblon lebon elbon
Note: these 'words' (valid or invalid) are all the permutations of the word noble. These words are obtained by scrambling the letters in noble.