hadron vs antibaryon

hadron and antibaryon both are nouns.

Word	Noun	Adjective	Verb	Adverb
hadron	Yes	No	No	No
antibaryon	Yes	No	No	No

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

hadron: any elementary particle that interacts strongly with other particles
antibaryon: the antiparticle of a baryon; a hadron with a baryon number of -1

Other hyponyms of hadron include antimeson, baryon, heavy particle, meson, mesotron.

hadron (noun)	antibaryon (noun)
any elementary particle that interacts strongly with other particles	the antiparticle of a baryon; a hadron with a baryon number of -1