seign esign siegn isegn eisgn iesgn segin esgin sgein gsein egsin gesin sigen isgen sgien gsien igsen gisen eigsn iegsn egisn geisn igesn giesn seing esing sieng iseng eisng iesng senig esnig sneig nseig ensig nesig sineg isneg snieg nsieg inseg niseg einsg iensg enisg neisg inesg niesg segni esgni sgeni gseni egsni gesni sengi esngi snegi nsegi ensgi nesgi sgnei gsnei sngei nsgei gnsei ngsei egnsi gensi engsi negsi gnesi ngesi signe isgne sgine gsine igsne gisne singe isnge snige nsige insge nisge sgnie gsnie sngie nsgie gnsie ngsie ignse ginse ingse nigse gnise ngise eigns iegns egins geins igens giens eings iengs enigs neigs inegs niegs egnis genis engis negis gneis ngeis ignes gines inges niges gnies ngies
Note: these 'words' (valid or invalid) are all the permutations of the word seign. These words are obtained by scrambling the letters in seign.