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