airns iarns arins rains irans rians ainrs ianrs anirs nairs inars niars arnis ranis anris naris rnais nrais irnas rinas inras niras rnias nrias airsn iarsn arisn raisn irasn riasn aisrn iasrn asirn sairn isarn siarn arsin rasin asrin sarin rsain srain irsan risan isran siran rsian srian ainsr iansr anisr naisr inasr niasr aisnr iasnr asinr sainr isanr sianr ansir nasir asnir sanir nsair snair insar nisar isnar sinar nsiar sniar arnsi ransi anrsi narsi rnasi nrasi arsni rasni asrni sarni rsani srani ansri nasri asnri sanri nsari snari rnsai nrsai rsnai srnai nsrai snrai irnsa rinsa inrsa nirsa rnisa nrisa irsna risna isrna sirna rsina srina insra nisra isnra sinra nsira snira rnsia nrsia rsnia srnia nsria snria
Note: these 'words' (valid or invalid) are all the permutations of the word airns. These words are obtained by scrambling the letters in airns.