bee vs hymenopteron

bee and hymenopteron both are nouns.

Word	Noun	Adjective	Verb	Adverb
bee	Yes	No	No	No
hymenopteron	Yes	No	No	No

As nouns, hymenopteron is a hypernym of bee; that is, hymenopteron is a word with a broader meaning than bee:

bee: any of numerous hairy-bodied insects including social and solitary species
hymenopteron: insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing

Other hypernyms of bee include hymenopter, hymenopteran, hymenopterous insect.

bee (noun)	hymenopteron (noun)
any of numerous hairy-bodied insects including social and solitary species	insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing
a social gathering to carry out some communal task or to hold competitions