pentastomid vs arthropod

pentastomid and arthropod both are nouns.

Word	Noun	Adjective	Verb	Adverb
pentastomid	Yes	No	No	No
arthropod	Yes	No	No	No

As nouns, arthropod is a hypernym of pentastomid; that is, arthropod is a word with a broader meaning than pentastomid:

pentastomid: wormlike arthropod having two pairs of hooks at the sides of the mouth; parasitic in nasal sinuses of mammals
arthropod: invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin

pentastomid (noun)	arthropod (noun)
wormlike arthropod having two pairs of hooks at the sides of the mouth; parasitic in nasal sinuses of mammals	invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin