Abstract: A method determining whether a target word used in a text is a correct word. The method being carried out in a data processor that is being configured according to a given operating system for reading data from, writing data to a storage medium and presenting data on a display screen. The method includes the steps of:(a) identifying one or more features residing in the vicinity of the target word in a text. The features being associated with said target word in a database stored on said storage medium.(b) using the features identified in step (a) to retrieve information from the database. The information being indicative as to the likelihood of said target word being in context with the features specified in step (a).(c) using the information retrieved in step (b) as a criterion for indicating whether the target word is likely to be either the correct word or should it be replaced within said text.