catchweed vs Galium aparine

catchweed and Galium aparine both are nouns.

Word	Noun	Adjective	Verb	Adverb
catchweed	Yes	No	No	No
Galium aparine	Yes	No	No	No

As nouns, catchweed and Galium aparine are synonyms defined as:

catchweed and Galium aparine: annual having the stem beset with curved prickles; North America and Europe and Asia

Other synonyms of catchweed include cleavers, clivers, goose grass, spring cleavers.

catchweed (noun)	Galium aparine (noun)
annual having the stem beset with curved prickles; North America and Europe and Asia	annual having the stem beset with curved prickles; North America and Europe and Asia