8. A method executable by a processor, comprising: determine a difference level threshold for a category based on difference levels between words associated with the category; determine difference levels between a target word and the words associated with the category; and if one of the difference levels of the target word is below the threshold associated with the category, output the category.
8. A method executable by a processor, comprising: determine a difference level threshold for a category based on difference levels between words associated with the category; determine difference levels between a target word and the words associated with the category; and if one of the difference levels of the target word is below the threshold associated with the category, output the category. 12. The method of claim 8 , further comprising selecting a category name for the category based on the difference level between the words associated with the category.