The Greek figure, or rhetorical device, is assonance, due to the foot and the book having the same vowel sound and being right next to each other “like a rhyme.”
Are there more of these? You’ll have to buy the book to see. You can find them in The Foot Book: Dr. Seuss’s Wacky Book of Opposites(Amazon affiliate link)
Also, this is too adoable to pass on. MakeAndTakes.com’s How Many Feet You Meet
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