Using a Regex search with ^[rsapi5cgp7o795pntaio]{10}$ we know that the only valid keyword is Aspiration

Make a 5×4 grid

Reorder columns as 3, 2, 4, 5, 1

Reorder rows as 2, 1, 4, 3

gcp75aspiration975po

Reverse the string

ntipwczpprsxb

Rot 13

agvcjpmccefko

Split into passcode format

agv c j pmc c e f ko

Convert letters to numbers where numbers would be in the passcode format

agv29pmc245ko

Split in pairs except where numbers should be in the passcode format

16 21 21 7 5 00 03 00 7 7 4 12 15

Convert pairs from numbers to letters using a=0

qvv75ada774mp