dawn vs figure of speech

dawn and figure of speech both are nouns.

Word	Noun	Adjective	Verb	Adverb
dawn	Yes	No	Yes	No
figure of speech	Yes	No	No	No

dawn (noun)	figure of speech (noun)
the earliest period	language used in a figurative or nonliteral sense
the first light of day
an opening time period

dawn (verb)	figure of speech (verb)
become light
become clear or enter one's consciousness or emotions
appear or develop