sticktight vs bur marigold

sticktight and bur marigold both are nouns.

Word	Noun	Adjective	Verb	Adverb
sticktight	Yes	No	No	No
bur marigold	Yes	No	No	No

As nouns, sticktight and bur marigold are synonyms defined as:

sticktight and bur marigold: any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing

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

sticktight (noun)	bur marigold (noun)
parasitic on especially the heads of chickens	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