Inflexible, Rigorous, Strict
This page is the CodyCross answer for the clue below from Department Store, Group 503, Puzzle 1 (Home Furnishings).
Question is: Inflexible, Rigorous, Strict
and the answer is: STRINGENT
Word Meaning:
STRINGENT — Strict; binding strongly; making strict requirements; restrictive; rigid; severe.
Definitions from Wiktionary.