stay vs delay

stay and delay both are nouns.

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

As verbs, stay and delay are synonyms defined as:

Other synonyms of stay include detain.

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

Other hypernyms of stay include check, retard.

stay (noun)	delay (noun)
continuing or remaining in a place or state	the act of delaying; inactivity resulting in something being put off until a later time
(nautical) brace consisting of a heavy rope or wire cable used as a support for a mast or spar	time during which some action is awaited
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

stay (verb)	delay (verb)
stay the same; remain in a certain state	cause to be slowed down or delayed
stop or halt	stop or halt
overcome or allay	slow the growth or development of
fasten with stays	act later than planned, scheduled, or required
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