natural law vs concept

natural law and concept both are nouns.

Word	Noun	Adjective	Verb	Adverb
natural law	Yes	No	No	No
concept	Yes	No	No	No

As nouns, concept is a hypernym of natural law; that is, concept is a word with a broader meaning than natural law:

natural law: a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society
concept: an abstract or general idea inferred or derived from specific instances

Other hypernyms of natural law include conception, construct.

natural law (noun)	concept (noun)
a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society	an abstract or general idea inferred or derived from specific instances