biddy vs layer

biddy and layer both are nouns.

Word	Noun	Adjective	Verb	Adverb
biddy	Yes	No	No	No
layer	Yes	No	Yes	No

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

Other hyponyms of biddy include cackler, brood hen, broody, broody hen, setting hen, sitter, mother hen, pullet.

biddy (noun)	layer (noun)
young bird especially of domestic fowl	thin structure composed of a single thickness of cells
adult female chicken	a hen that lays eggs
	single thickness of usually some homogeneous substance
	an abstract place usually conceived as having depth
	a relatively thin sheetlike expanse or region lying over or under another

biddy (verb)	layer (verb)
	make or form a layer