downy chess vs cheatgrass

downy chess and cheatgrass both are nouns.

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

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

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

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

downy chess (noun)	cheatgrass (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