bide vs stay

bide is not a noun while stay is a noun.

Word	Noun	Adjective	Verb	Adverb
bide	No	No	Yes	No
stay	Yes	No	Yes	No

As verbs, bide and stay are synonyms defined as:

Other synonyms of bide include abide.

As verbs, stay is a hypernym of bide; that is, stay is a word with a broader meaning than bide:

Other hypernyms of bide include continue, remain, stay on.

bide (noun)	stay (noun)
	continuing or remaining in a place or state
	(nautical) brace consisting of a heavy rope or wire cable used as a support for a mast or spar
	a thin strip of metal or bone that is used to stiffen a garment (e.g. a corset)
	a judicial order forbidding some action until an event occurs or the order is lifted
	the state of inactivity following an interruption

bide (verb)	stay (verb)
dwell	stay the same; remain in a certain state
	stop or halt
	overcome or allay
	fasten with stays
	be in a certain place and not leave
	stop a judicial process
	dwell
	continue in a place, position, or situation
	hang on during a trial of endurance