Like the Plates That Shift Along the Earth's Crust
This page is the CodyCross answer for the clue below from Campsite Adventures, Group 822, Puzzle 1 (Foldable Chairs).
Question is: Like the Plates That Shift Along the Earth's Crust
and the answer is: TECTONIC
Word Meaning:
TECTONIC — Of or relating to construction or to architecture.
Definitions from Wiktionary.