lay vs bury

lay is a noun but bury is not a noun.

Word	Noun	Adjective	Verb	Adverb
lay	Yes	Yes	Yes	No
bury	No	No	Yes	No

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

Other hyponyms of lay include rail, lay, blow, entomb, inhume, inter, lay to rest, rebury.

lay (noun)	bury (noun)
a narrative poem of popular origin
a narrative song with a recurrent refrain

lay (adjective)	bury (adjective)
not of or from a profession
characteristic of those who are not members of the clergy

lay (verb)	bury (verb)
put in a horizontal position	dismiss from the mind; stop remembering
put into a certain place or abstract location	place in the earth and cover with soil
lay eggs	embed deeply
prepare or position for action or operation	enclose or envelop completely, as if by swallowing
impose as a duty, burden, or punishment	cover from sight
	place in a grave or tomb