Whine, Moan
This page is the CodyCross answer for the clue below from Airport, Group 442, Puzzle 5 (Cabin Crew).
Question is: Whine, Moan
and the answer is: COMPLAIN
Word Meaning:
COMPLAIN — (intransitive) To express feelings of pain, dissatisfaction, or resentment.
Definitions from Wiktionary.