Increment the string value letter by letter for every row using SQL server

WITH tempTable(Column1)AS( SELECT 'chaitanya' [Column1] UNION ALL SELEC`T SUBSTRING(Column1,1,LEN(Column1)-1) FROM tempTable WHERE LEN(Column1)>0)SELECT * FROM tempTable ORDER BY LEN(Column1)Result:cchchachaichaitchaitachaitanchaitanychaitanya