In linguistics, a blend is a word formed from parts of two other words. These parts are sometimes, but not always, morphemes.A blend is different from a portmanteau word in that a portmanteau refers strictly to a blending of two function words, similar to a contraction.FormationMost blends are formed by one of the following methods: The beginning of one word is added to the end of the other. For example, brunch is a blend of breakfast and lunch. This is the most common method