chalcidfly vs hymenopter

chalcidfly and hymenopter both are nouns.

Word	Noun	Adjective	Verb	Adverb
chalcidfly	Yes	No	No	No
hymenopter	Yes	No	No	No

As nouns, hymenopter is a hypernym of chalcidfly; that is, hymenopter is a word with a broader meaning than chalcidfly:

chalcidfly: any of various tiny insects whose larvae are parasites on eggs and larvae of other insects; many are beneficial in destroying injurious insects
hymenopter: insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing

Other hypernyms of chalcidfly include hymenopteran, hymenopteron, hymenopterous insect.

chalcidfly (noun)	hymenopter (noun)
any of various tiny insects whose larvae are parasites on eggs and larvae of other insects; many are beneficial in destroying injurious insects	insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing