STUMPERS CLIII

Credit: GAMES Magazine
November, 2000
Lloyd King
WHY DIDN'T I THINK OF THAT?

Can you place the letters below in order to leave a two-word noun?

I   N   A   L   N   U   M   B

HINTS:
#1: Read the directions literally.
#2: Can you place the letters below in order to leave a two-word noun?

Answer:

ORDinal numbER