bid vs behest

bid and behest both are nouns.

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

As nouns, behest is a hyponym of bid; that is, behest is a word with a more specific, narrower meaning than bid:

bid (noun)	behest (noun)
an attempt to get something	an authoritative command or request
a formal proposal to buy at a specified price
(bridge) the number of tricks a bridge player is willing to contract to make
an authoritative direction or instruction to do something

bid (verb)	behest (verb)
ask someone in a friendly way to do something
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