The fallacy is a mistake in an argument that arises from something other than merely false premises.In logic, equivocation is an informal fallacy resulting from the use of a particular word/expression in multiple senses within an argument. The fallacy of equivocation occurs when a key term or phrase in an argument is used in an ambiguous way, with one meaning in one portion of the argument and then another meaning in another portion of the argument.It is also called the fallacy of ambiguity because it relies on using terms in a vague or ambiguous way.The person making the fallacious argument uses one meaning of a term in one of the premises and uses a separate meaning elsewhere, often in the conclusion.This fallacy can be hard to spot because the same word is used throughout the argument, and it often takes special attention to notice a change in concepts."The word 'Pen' may denote either an instrument for writing or an enclosure for animals" is an equivocation fallacy as the word pen is used in an ambiguous manner.Additional InformationAn accent is a distinctive way of pronouncing a language, especially one associated with a particular country, area, or social class.The fallacy of amphiboly happens when someone uses grammar or punctuation in a way that a statement could be interpreted as having more than one meaning, so it is unclear what it really meant.The Fallacy of Composition involves taking attributes of part of an object or class and applying them to the entire object or class.