Why is poetry a poem? A poet is a person. Poetry is poetry.

They are all derivatives of poetry. As for why we should ask the word-makers at the beginning, just like our Chinese characters, why poems are called poems and poets are poets, which are confirmed at the beginning of word-making, which is equivalent to truth.

Poetry is a noun, which means "poetry". "Write a poem" can be translated as writing a poem or writing a poem. From the word poem, we can derive noun poet (POET), noun poem (poetry collection) and adjective poetry. Poetry is a countable noun, referring to a poem; Poetry is the general name of poetry and an uncountable noun.