walkingstick vs phasmid

walkingstick and phasmid both are nouns.

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

As nouns, phasmid is a hypernym of walkingstick; that is, phasmid is a word with a broader meaning than walkingstick:

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

Other hypernyms of walkingstick include phasmid insect.

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