jumping plant louse vs psyllid

jumping plant louse and psyllid both are nouns.

Word	Noun	Adjective	Verb	Adverb
jumping plant louse	Yes	No	No	No
psyllid	Yes	No	No	No

As nouns, jumping plant louse and psyllid are synonyms defined as:

jumping plant louse and psyllid: small active cicada-like insect with hind legs adapted for leaping; feeds on plant juices

Other synonyms of jumping plant louse include psylla.

jumping plant louse (noun)	psyllid (noun)
small active cicada-like insect with hind legs adapted for leaping; feeds on plant juices	small active cicada-like insect with hind legs adapted for leaping; feeds on plant juices