Making Someone Lose Courage, Disheartening
This page is the CodyCross answer for the clue below from Airport, Group 448, Puzzle 2 (Long Queues).
Question is: Making Someone Lose Courage, Disheartening
and the answer is: UNNERVING
Word Meaning:
UNNERVING — present participle and gerund of unnerve
Definitions from Wiktionary.