This one’s pretty easy: pouring something over a book would mean spilling something on it. Poring over a book means reading it with great attention. “Pour” and “pore” are never interchangeable; they are two completely different words.
There’s a well of spelling mistakes in the English language that never seems to dry up. A bump on the road that keeps tripping people and never seems to be fixed. Continue reading “What Does It Mean to “Pore Over” Something?”