bid vs auction

bid and auction both are nouns.

Word	Noun	Adjective	Verb	Adverb
bid	Yes	No	Yes	No
auction	Yes	No	Yes	No

bid (noun)	auction (noun)
an attempt to get something	the public sale of something to the highest bidder
a formal proposal to buy at a specified price	a variety of bridge in which tricks made in excess of the contract are scored toward game; now generally superseded by contract bridge
(bridge) the number of tricks a bridge player is willing to contract to make
an authoritative direction or instruction to do something

bid (verb)	auction (verb)
ask someone in a friendly way to do something	sell at an auction
invoke upon
ask for or request earnestly
propose a payment
make a demand, as for a card or a suit or a show of hands
make a serious effort to attain something