tubocurarine vs curare

tubocurarine and curare both are nouns.

Word	Noun	Adjective	Verb	Adverb
tubocurarine	Yes	No	No	No
curare	Yes	No	No	No

As nouns, tubocurarine and curare are synonyms defined as:

tubocurarine and curare: a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles

tubocurarine (noun)	curare (noun)
a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles	a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles