fenugreek vs fenugreek seed

fenugreek and fenugreek seed both are nouns.

Word	Noun	Adjective	Verb	Adverb
fenugreek	Yes	No	No	No
fenugreek seed	Yes	No	No	No

As nouns, fenugreek and fenugreek seed are synonyms defined as:

fenugreek and fenugreek seed: aromatic seeds used as seasoning especially in curry

fenugreek (noun)	fenugreek seed (noun)
aromatic seeds used as seasoning especially in curry	aromatic seeds used as seasoning especially in curry
annual herb or southern Europe and eastern Asia having off-white flowers and aromatic seeds used medicinally and in curry