burr marigold vs sticktight

burr marigold and sticktight both are nouns.

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

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

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

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

burr marigold (noun)	sticktight (noun)
any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing	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