boson vs gauge boson

boson and gauge boson both are nouns.

Word	Noun	Adjective	Verb	Adverb
boson	Yes	No	No	No
gauge boson	Yes	No	No	No

As nouns, gauge boson is a hyponym of boson; that is, gauge boson is a word with a more specific, narrower meaning than boson:

boson: any particle that obeys Bose-Einstein statistics but not the Pauli exclusion principle; all nuclei with an even mass number are bosons
gauge boson: a particle that mediates the interaction of two elementary particles

Other hyponyms of boson include meson, mesotron.

boson (noun)	gauge boson (noun)
any particle that obeys Bose-Einstein statistics but not the Pauli exclusion principle; all nuclei with an even mass number are bosons	a particle that mediates the interaction of two elementary particles