An exhaustive analysis of 88,641 individual letters and letter combinations within 16,928 words drawn from the Zeno, et al. word list unveiled remarkable phonic transparency. The individual letter and letter combinations sorted into just six general categories: three basic categories of vowels (single vowels, vowel digraphs, and final…

Updates T. Clymer's 1963 phonic generalization study by largely rewriting consonant generalizations. Consonants in 17,211 words from the Stanford Spelling Word List were analyzed and Clymer's 45 rules reduced to three, which predict consonant situations with 99 percent accuracy. (SRT).