arugula vs rocket salad

arugula and rocket salad both are nouns.

Word	Noun	Adjective	Verb	Adverb
arugula	Yes	No	No	No
rocket salad	Yes	No	No	No

As nouns, arugula and rocket salad are synonyms defined as:

arugula and rocket salad: erect European annual often grown as a salad crop to be harvested when young and tender

Other synonyms of arugula include Eruca sativa, Eruca vesicaria sativa, garden rocket, rocket, roquette.

arugula (noun)	rocket salad (noun)
erect European annual often grown as a salad crop to be harvested when young and tender	erect European annual often grown as a salad crop to be harvested when young and tender