If you're keen on exploring philology, there are several books that would pique your interest. A great starting point would be "The American Language" by H.L. Mencken, which delves into the development of American English. "The Power of Babel" by John McWhorter is another fascinating read that discusses the evolution of languages. For a more historical perspective, try "Empires of the Word" by Nicholas Ostler. Lastly, "Through the Language Glass" by Guy Deutscher offers a unique view on how language influences our world perception.