spawn vs lay

spawn and lay both are nouns.

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

As verbs, lay is a hypernym of spawn; that is, lay is a word with a broader meaning than spawn:

spawn (noun)	lay (noun)
the mass of eggs deposited by fish or amphibians or molluscs	a narrative poem of popular origin
	a narrative song with a recurrent refrain

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

spawn (verb)	lay (verb)
lay spawn	put in a horizontal position
call forth	put into a certain place or abstract location
	lay eggs
	prepare or position for action or operation
	impose as a duty, burden, or punishment