sweet sorghum vs sorgho

sweet sorghum and sorgho both are nouns.

Word	Noun	Adjective	Verb	Adverb
sweet sorghum	Yes	No	No	No
sorgho	Yes	No	No	No

As nouns, sweet sorghum and sorgho are synonyms defined as:

sweet sorghum and sorgho: any of several sorghums cultivated as a source of syrup

Other synonyms of sweet sorghum include sorgo, sugar sorghum.

sweet sorghum (noun)	sorgho (noun)
any of several sorghums cultivated as a source of syrup	any of several sorghums cultivated as a source of syrup