Serratula tinctoria vs sawwort

Serratula tinctoria and sawwort both are nouns.

Word	Noun	Adjective	Verb	Adverb
Serratula tinctoria	Yes	No	No	No
sawwort	Yes	No	No	No

As nouns, Serratula tinctoria and sawwort are synonyms defined as:

Serratula tinctoria and sawwort: European perennial whose serrate leaves yield a yellow dye

Serratula tinctoria (noun)	sawwort (noun)
European perennial whose serrate leaves yield a yellow dye	European perennial whose serrate leaves yield a yellow dye