herbs robert vs crane's bill

herbs robert and crane's bill both are nouns.

Word	Noun	Adjective	Verb	Adverb
herbs robert	Yes	No	No	No
crane's bill	Yes	No	No	No

As nouns, crane's bill is a hypernym of herbs robert; that is, crane's bill is a word with a broader meaning than herbs robert:

herbs robert: a sticky low herb with small reddish-purple flowers; widespread in the Northern Hemisphere
crane's bill: any of numerous geraniums of the genus Geranium

Other hypernyms of herbs robert include cranesbill.

herbs robert (noun)	crane's bill (noun)
a sticky low herb with small reddish-purple flowers; widespread in the Northern Hemisphere	any of numerous geraniums of the genus Geranium