supernatural vs causal agent

supernatural and causal agent both are nouns.

Word	Noun	Adjective	Verb	Adverb
supernatural	Yes	Yes	No	No
causal agent	Yes	No	No	No

As nouns, causal agent is a hypernym of supernatural; that is, causal agent is a word with a broader meaning than supernatural:

supernatural: supernatural forces and events and beings collectively
causal agent: any entity that produces an effect or is responsible for events or results

Other hypernyms of supernatural include causal agency, cause.

supernatural (noun)	causal agent (noun)
supernatural forces and events and beings collectively	any entity that produces an effect or is responsible for events or results

supernatural (adjective)	causal agent (adjective)
not existing in nature or subject to explanation according to natural laws; not physical or material