sang vs herbaceous plant

sang and herbaceous plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
sang	Yes	No	No	No
herbaceous plant	Yes	No	No	No

As nouns, herbaceous plant is a hypernym of sang; that is, herbaceous plant is a word with a broader meaning than sang:

sang: North American woodland herb similar to and used as substitute for the Chinese ginseng
herbaceous plant: a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

Other hypernyms of sang include herb.

sang (noun)	herbaceous plant (noun)
North American woodland herb similar to and used as substitute for the Chinese ginseng	a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests