aeros earos areos raeos eraos reaos aeors eaors aoers oaers eoars oears aroes raoes aores oares roaes oraes eroas reoas eoras oeras roeas oreas aerso earso areso raeso eraso reaso aesro easro asero saero esaro searo arseo raseo asreo sareo rsaeo sraeo ersao resao esrao serao rseao sreao aeosr eaosr aoesr oaesr eoasr oeasr aesor easor aseor saeor esaor seaor aoser oaser asoer saoer osaer soaer eosar oesar esoar seoar osear soear arose raose aorse oarse roase orase arsoe rasoe asroe saroe rsaoe sraoe aosre oasre asore saore osare soare rosae orsae rsoae sroae osrae sorae erosa reosa eorsa oersa roesa oresa ersoa resoa esroa seroa rseoa sreoa eosra oesra esora seora osera soera rosea orsea rsoea sroea osrea sorea
Note: these 'words' (valid or invalid) are all the permutations of the word aeros. These words are obtained by scrambling the letters in aeros.