phasmid vs walkingstick

phasmid and walkingstick both are nouns.

Word	Noun	Adjective	Verb	Adverb
phasmid	Yes	No	No	No
walkingstick	Yes	No	No	No

As nouns, walkingstick is a hyponym of phasmid; that is, walkingstick is a word with a more specific, narrower meaning than phasmid:

phasmid: large cylindrical or flattened mostly tropical insects with long strong legs that feed on plants; walking sticks and leaf insects
walkingstick: any of various mostly tropical insects having long twiglike bodies

Other hyponyms of phasmid include stick insect, walking stick, leaf insect, walking leaf.

phasmid (noun)	walkingstick (noun)
large cylindrical or flattened mostly tropical insects with long strong legs that feed on plants; walking sticks and leaf insects	any of various mostly tropical insects having long twiglike bodies