bugloss vs bristly oxtongue

bugloss and bristly oxtongue both are nouns.

Word	Noun	Adjective	Verb	Adverb
bugloss	Yes	No	No	No
bristly oxtongue	Yes	No	No	No

As nouns, bugloss and bristly oxtongue are synonyms defined as:

bugloss and bristly oxtongue: widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States

Other synonyms of bugloss include bitterweed, oxtongue, Picris echioides.

bugloss (noun)	bristly oxtongue (noun)
perennial or biennial herb cultivated for its delicate usually blue flowers	widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States
widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States