Speech error 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 is reversed,
Plain English Campaign PEC criticised the Met Office for using the phrase "probabilities of precipitation" instead of "rain is likely". The Met Office responded by explaining that precipitation does not mean only rain. A Met Office spokesman said: "Precipitation covers a wide range of stuff falling from the sky including rain, sleet, snow, hail, drizzle, and even cats and dogs – but sums it up in just one word." Plain English Campaign The Plain English Campaign (PEC) is a commercial editing and training firm based in the United Kingdom. Founded in 1979 by Chrissie Maher, the company is a world leader in plain-language