virion vs subatomic particle

virion and subatomic particle both are nouns.

Word	Noun	Adjective	Verb	Adverb
virion	Yes	No	No	No
subatomic particle	Yes	No	No	No

As nouns, subatomic particle is a hypernym of virion; that is, subatomic particle is a word with a broader meaning than virion:

virion: (virology) a complete viral particle; nucleic acid and capsid (and a lipid envelope in some viruses)
subatomic particle: a body having finite mass and internal structure but negligible dimensions

Other hypernyms of virion include particle.

virion (noun)	subatomic particle (noun)
(virology) a complete viral particle; nucleic acid and capsid (and a lipid envelope in some viruses)	a body having finite mass and internal structure but negligible dimensions