arish raish airsh iarsh riash irash arsih rasih asrih sarih rsaih sraih aisrh iasrh asirh sairh isarh siarh risah irsah rsiah sriah israh sirah arihs raihs airhs iarhs riahs irahs arhis rahis ahris haris rhais hrais aihrs iahrs ahirs hairs ihars hiars rihas irhas rhias hrias ihras hiras arshi rashi asrhi sarhi rsahi srahi arhsi rahsi ahrsi harsi rhasi hrasi ashri sahri ahsri hasri shari hsari rshai srhai rhsai hrsai shrai hsrai aishr iashr asihr saihr isahr siahr aihsr iahsr ahisr haisr ihasr hiasr ashir sahir ahsir hasir shair hsair ishar sihar ihsar hisar shiar hsiar risha irsha rsiha sriha isrha sirha rihsa irhsa rhisa hrisa ihrsa hirsa rshia srhia rhsia hrsia shria hsria ishra sihra ihsra hisra shira hsira
Note: these 'words' (valid or invalid) are all the permutations of the word arish. These words are obtained by scrambling the letters in arish.