poet vs Key

poet and Key both are nouns.

Word	Noun	Adjective	Verb	Adverb
poet	Yes	No	No	No
Key	Yes	No	No	No

poet (noun)	Key (noun)
a writer of poems (the term is usually reserved for writers of good poetry)	United States lawyer and poet who wrote a poem after witnessing the British attack on Baltimore during the War of 1812; the poem was later set to music and entitled `The Star-Spangled Banner' (1779-1843)