phasmid insect vs insect

phasmid insect and insect both are nouns.

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

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

phasmid insect: large cylindrical or flattened mostly tropical insects with long strong legs that feed on plants; walking sticks and leaf insects
insect: small air-breathing arthropod

phasmid insect (noun)	insect (noun)
large cylindrical or flattened mostly tropical insects with long strong legs that feed on plants; walking sticks and leaf insects	small air-breathing arthropod
	a person who has a nasty or unethical character undeserving of respect