hunter vs hunting watch

hunter and hunting watch both are nouns.

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

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

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

hunter (noun)	hunting watch (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