five hundred vs D

five hundred and D both are nouns.

Word	Noun	Adjective	Verb	Adverb
five hundred	Yes	Yes	No	No
D	Yes	No	No	No

As nouns, five hundred and D are synonyms defined as:

five hundred and D: the cardinal number that is the product of one hundred and five

Other synonyms of five hundred include 500.

five hundred (noun)	D (noun)
a card game similar to ecarte; each player is dealt 5 cards and the player making trump must take 3 tricks to win a hand	the 4th letter of the Roman alphabet
the cardinal number that is the product of one hundred and five	the cardinal number that is the product of one hundred and five
	a fat-soluble vitamin that prevents rickets

five hundred (adjective)	D (adjective)
denoting a quantity consisting of 500 items or units