* Published vs. Unpublished: Swift published a significant amount of poetry during his lifetime, but he also wrote many poems that were not published until after his death.
* Definitions of "Poem": What constitutes a poem can be subjective. Does a short verse count? What about satirical pieces that are partly in verse?
* Lost Works: Some of Swift's poems may have been lost or destroyed over time.
Here's what we can say with certainty:
* Significant output: Swift was a prolific writer, and poetry was a major part of his work.
* Famous poems: He is known for famous works like "A Modest Proposal," "Cadenus and Vanessa," and "Verses on the Death of Dr. Swift."
* Ongoing study: Scholars continue to study and compile his works, so the exact number of poems may change over time.
If you're interested in exploring Swift's poetry, it's best to look at collections of his published works or scholarly studies that analyze his poetry.