argil ragil agril garil rgail grail arigl raigl airgl iargl riagl iragl agirl gairl aigrl iagrl giarl igarl rgial grial rigal irgal giral igral argli ragli agrli garli rgali grali arlgi ralgi alrgi largi rlagi lragi aglri galri algri lagri glari lgari rglai grlai rlgai lrgai glrai lgrai arilg railg airlg iarlg rialg iralg arlig ralig alrig larig rlaig lraig ailrg ialrg alirg lairg ilarg liarg rilag irlag rliag lriag ilrag lirag agilr gailr aiglr iaglr gialr igalr aglir galir algir lagir glair lgair ailgr ialgr aligr laigr ilagr liagr gilar iglar gliar lgiar ilgar ligar rgila grila rigla irgla girla igrla rglia grlia rlgia lrgia glria lgria rilga irlga rliga lriga ilrga lirga gilra iglra glira lgira ilgra ligra
Note: these 'words' (valid or invalid) are all the permutations of the word argil. These words are obtained by scrambling the letters in argil.