wager vs stake

wager and stake both are nouns.

Word	Noun	Adjective	Verb	Adverb
wager	Yes	No	Yes	No
stake	Yes	No	Yes	No

As nouns, wager and stake are synonyms defined as:

Other synonyms of wager include bet, stakes.

As verbs, stake is a hyponym of wager; that is, stake is a word with a more specific, narrower meaning than wager:

Other hyponyms of wager include back, bet on, gage, game, punt, play, raise, see.

wager (noun)	stake (noun)
the act of gambling	a strong wooden or metal post with a point at one end so it can be driven into the ground
the money risked on a gamble	instrument of execution consisting of a vertical post that a victim is tied to for burning
	a pole or stake set up to mark something (as the start or end of a race track)
	the money risked on a gamble
	(law) a right or legal share of something; a financial involvement with something

wager (verb)	stake (verb)
maintain with or as if with a bet	place a bet on
stake on the outcome of an issue	mark with a stake
	tie or fasten to a stake
	kill by piercing with a spear or sharp pole
	put at risk