thirty vs cardinal

thirty and cardinal both are nouns.

Word	Noun	Adjective	Verb	Adverb
thirty	Yes	Yes	No	No
cardinal	Yes	Yes	No	No

thirty (noun)	cardinal (noun)
the cardinal number that is the product of ten and three	crested thick-billed North American finch having bright red plumage in the male
	a variable color averaging a vivid red
	(Roman Catholic Church) one of a group of more than 100 prominent bishops in the Sacred College who advise the Pope and elect new Popes
	the number of elements in a mathematical set; denotes a quantity but not the order

thirty (adjective)	cardinal (adjective)
being ten more than twenty	being or denoting a numerical quantity but not order
	serving as an essential component