Restraining Device for a Dog's Snout
This page is the CodyCross answer for the clue below from Greece, Group 664, Puzzle 4 (Active Volcanoes).
Question is: Restraining Device for a Dog's Snout
and the answer is: MUZZLE
Word Meaning:
MUZZLE — The protruding part of an animal's head which includes the nose, mouth and jaws.
Definitions from Wiktionary.