Scleranthus annuus vs knawel

Scleranthus annuus and knawel both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scleranthus annuus	Yes	No	No	No
knawel	Yes	No	No	No

As nouns, Scleranthus annuus and knawel are synonyms defined as:

Scleranthus annuus and knawel: widely distributed low-growing Eurasian herb having narrow leaves and inconspicuous green flowers

Other synonyms of Scleranthus annuus include knawe.

Scleranthus annuus (noun)	knawel (noun)
widely distributed low-growing Eurasian herb having narrow leaves and inconspicuous green flowers	widely distributed low-growing Eurasian herb having narrow leaves and inconspicuous green flowers