spinach mustard vs tendergreen

spinach mustard and tendergreen both are nouns.

Word	Noun	Adjective	Verb	Adverb
spinach mustard	Yes	No	No	No
tendergreen	Yes	No	No	No

As nouns, spinach mustard and tendergreen are synonyms defined as:

spinach mustard and tendergreen: Asiatic plant cultivated for its swollen root crown and edible foliage

Other synonyms of spinach mustard include Brassica perviridis, Brassica rapa perviridis.

spinach mustard (noun)	tendergreen (noun)
Asiatic plant cultivated for its swollen root crown and edible foliage	Asiatic plant cultivated for its swollen root crown and edible foliage