hunting watch vs hunter

hunting watch and hunter both are nouns.

Word	Noun	Adjective	Verb	Adverb
hunting watch	Yes	No	No	No
hunter	Yes	No	No	No

As nouns, hunting watch and hunter are synonyms defined as:

hunting watch and hunter: a watch with a hinged metal lid to protect the crystal

hunting watch (noun)	hunter (noun)
a watch with a hinged metal lid to protect the crystal	a watch with a hinged metal lid to protect the crystal
	someone who hunts game
	a person who searches for something