bur marigold vs beggar's-ticks

bur marigold and beggar's-ticks both are nouns.

Word	Noun	Adjective	Verb	Adverb
bur marigold	Yes	No	No	No
beggar's-ticks	Yes	No	No	No

As nouns, bur marigold and beggar's-ticks are synonyms defined as:

bur marigold and beggar's-ticks: any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing

Other synonyms of bur marigold include beggar-ticks, burr marigold, sticktight.

bur marigold (noun)	beggar's-ticks (noun)
any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing	any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing