white bedstraw vs infant's-breath

white bedstraw and infant's-breath both are nouns.

Word	Noun	Adjective	Verb	Adverb
white bedstraw	Yes	No	No	No
infant's-breath	Yes	No	No	No

As nouns, white bedstraw and infant's-breath are synonyms defined as:

white bedstraw and infant's-breath: Eurasian herb with ample panicles of small white flowers; naturalized in North America

Other synonyms of white bedstraw include false baby's breath, Galium mollugo, white madder, wild madder.

white bedstraw (noun)	infant's-breath (noun)
Eurasian herb with ample panicles of small white flowers; naturalized in North America	Eurasian herb with ample panicles of small white flowers; naturalized in North America