Stiff, Frosty, Extremely Cold
This page is the CodyCross answer for the clue below from Train Travel, Group 716, Puzzle 2 (Waiting Rooms).
Question is: Stiff, Frosty, Extremely Cold
and the answer is: FRIGID
Word Meaning:
FRIGID — Very cold; lacking warmth; icy.
Definitions from Wiktionary.