strawberry pigweed vs goosefoot

strawberry pigweed and goosefoot both are nouns.

Word	Noun	Adjective	Verb	Adverb
strawberry pigweed	Yes	No	No	No
goosefoot	Yes	No	No	No

As nouns, goosefoot is a hypernym of strawberry pigweed; that is, goosefoot is a word with a broader meaning than strawberry pigweed:

strawberry pigweed: European annual with clusters of greenish flowers followed by red pulpy berrylike fruit; naturalized North America
goosefoot: any of various weeds of the genus Chenopodium having small greenish flowers

strawberry pigweed (noun)	goosefoot (noun)
European annual with clusters of greenish flowers followed by red pulpy berrylike fruit; naturalized North America	any of various weeds of the genus Chenopodium having small greenish flowers