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In etymology, back-formation is the process or result of creating a new word via inflection, typically by removing or substituting actual or supposed affixes from a lexical item, in a way that expands the number of lexemes associated with the corresponding root word. The resulting is called a back-formation, a term coined by James Murray in 1889. (Oxford English Dictionary Online preserves its first use of 'back-formation' from 1889 in the definition of to burgle; from burglar.)