pool vs stakes

pool and stakes both are nouns.

Word	Noun	Adjective	Verb	Adverb
pool	Yes	No	Yes	No
stakes	Yes	No	No	No

As nouns, stakes is a hypernym of pool; that is, stakes is a word with a broader meaning than pool:

Other hypernyms of pool include bet, stake, wager.

pool (noun)	stakes (noun)
any of various games played on a pool table having 6 pockets	the money risked on a gamble
an excavation that is (usually) filled with water
an association of companies for some definite purpose
an organization of people or resources that can be shared
something resembling a pool of liquid
a small lake
a small body of standing water (rainwater) or other liquid
any communal combination of funds
the combined stakes of the betters

pool (verb)	stakes (verb)
join or form a pool of people
combine into a common fund