Dolch word list fluency in the English language. The compilation excludes nouns, which comprise a separate 95-word list. Between 50% and 75% of all words used in schoolbooks, library books, newspapers, and magazines are a part of the Dolch basic sight word vocabulary. These lists of words are still assigned for memorization in American elementary schools. Although most of the 220 Dolch words are phonetic, children are sometimes told that they can't be "sounded out" using common sound-to-letter implicit phonics patterns and have to be learned by sight; hence the alternative term, "sight word". The list is divided according to the grades in
Three-letter acronym Three-letter acronym A three-letter acronym (TLA), or three-letter abbreviation, is an abbreviation, specifically an acronym, alphabetism, or initialism, consisting of three letters. These are usually the initial letters of the words of the phrase abbreviated, and are written in capital letters (upper case); three-letter abbreviations such as "etc." and "Mrs." are not three-letter acronyms, but "TLA" is a TLA (an example of an autological abbreviation). Most three-letter abbreviations are "initialisms": all the letters are pronounced as the names of letters, as in "APA" . Some are acronyms pronounced as a word; computed axial tomography, CAT, is almost always pronounced as