skaws ksaws sakws askws kasws aksws skwas kswas swkas wskas kwsas wksas sawks aswks swaks wsaks awsks wasks kawss akwss kwass wkass awkss wakss skasw ksasw saksw asksw kassw akssw sksaw kssaw sskaw sskaw kssaw sksaw saskw asskw ssakw ssakw asskw saskw kassw akssw ksasw skasw asksw saksw skwsa kswsa swksa wsksa kwssa wkssa skswa ksswa sskwa sskwa ksswa skswa swska wsska sswka sswka wsska swska kwssa wkssa kswsa skwsa wsksa swksa sawsk aswsk swask wsask awssk wassk saswk asswk ssawk ssawk asswk saswk swsak wssak sswak sswak wssak swsak awssk wassk aswsk sawsk wsask swask kawss akwss kwass wkass awkss wakss kasws aksws ksaws skaws askws sakws kwsas wksas kswas skwas wskas swkas awsks wasks aswks sawks wsaks swaks
Note: these 'words' (valid or invalid) are all the permutations of the word skaws. These words are obtained by scrambling the letters in skaws.