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