Nagging Doubts, Apprehensions, Second Thoughts
This page is the CodyCross answer for the clue below from Pet Shop, Group 342, Puzzle 2 (Odor Remover).
Question is: Nagging Doubts, Apprehensions, Second Thoughts
and the answer is: QUALMS
Word Meaning:
QUALMS — plural of qualm
Definitions from Wiktionary.