Speedy Piling of Cups, One on Top of the Other
This page is the CodyCross answer for the clue below from The 90s, Group 1136, Puzzle 4 (Goosebumps Books).
Question is: Speedy Piling of Cups, One on Top of the Other
and the answer is: STACKING
Word Meaning:
STACKING — The act by which something is stacked.
Definitions from Wiktionary.