downy bromegrass vs downy chess

downy bromegrass and downy chess both are nouns.

Word	Noun	Adjective	Verb	Adverb
downy bromegrass	Yes	No	No	No
downy chess	Yes	No	No	No

As nouns, downy bromegrass and downy chess are synonyms defined as:

downy bromegrass and downy chess: annual or winter annual grass with softly hairy leaves of the Mediterranean

Other synonyms of downy bromegrass include Bromus tectorum, cheatgrass, downy brome, downy cheat, drooping brome.

downy bromegrass (noun)	downy chess (noun)
annual or winter annual grass with softly hairy leaves of the Mediterranean	annual or winter annual grass with softly hairy leaves of the Mediterranean