Speech error Vietnam War. Speech error A speech error, commonly referred to as a slip of the tongue (Latin: lapsus linguae, or occasionally self-demonstratingly, lipsus languae) or misspeaking, is a deviation (conscious or unconscious) from the apparently intended form of an utterance. They can be subdivided into spontaneously and inadvertently produced speech errors and intentionally produced word-plays or puns. Another distinction can be drawn between production and comprehension errors. Errors in speech production and perception are also called performance errors. Some examples of speech error include sound exchange or sound anticipation errors. In sound exchange errors the order of two individual morphemes
English grammar them in 1542 by Henry VIII. Bullokar wrote his grammar in English and used a "reformed spelling system" of his own invention; but many English grammars, for much of the century after Bullokar's effort, were written in Latin, especially by authors who were aiming to be scholarly. John Wallis's "Grammatica Linguae Anglicanae" (1685) was the last English grammar written in Latin. Even as late as the early 19th century, Lindley Murray, the author of one of the most widely used grammars of the day, was having to cite "grammatical authorities" to bolster the claim that grammatical cases in English are