plenty vs haymow

plenty and haymow both are nouns.

Word	Noun	Adjective	Verb	Adverb
plenty	Yes	No	No	Yes
haymow	Yes	No	No	No

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

Other hyponyms of plenty include deluge, flood, inundation, torrent.

plenty (noun)	haymow (noun)
a full supply	a loft in a barn where hay is stored
(often followed by `of') a large number or amount or extent	a mass of hay piled up in a barn for preservation

plenty (adverb)	haymow (adverb)
as much as necessary