tongue worm vs arthropod

tongue worm and arthropod both are nouns.

Word	Noun	Adjective	Verb	Adverb
tongue worm	Yes	No	No	No
arthropod	Yes	No	No	No

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

tongue worm: 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

tongue worm (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