poppy seed vs seasoner

poppy seed and seasoner both are nouns.

Word	Noun	Adjective	Verb	Adverb
poppy seed	Yes	No	No	No
seasoner	Yes	No	No	No

As nouns, seasoner is a hypernym of poppy seed; that is, seasoner is a word with a broader meaning than poppy seed:

poppy seed: small grey seed of a poppy flower; used whole or ground in baked items
seasoner: something added to food primarily for the savor it imparts

Other hypernyms of poppy seed include flavorer, flavoring, flavourer, flavouring, seasoning.

poppy seed (noun)	seasoner (noun)
small grey seed of a poppy flower; used whole or ground in baked items	something added to food primarily for the savor it imparts
	a cook who uses seasonings