3. a bound root is a root which cannot occur as a separate word apart from any other morpheme

1. In linguistics, morphology (/mɔːrˈfɒlədʒi/) is the study of words, how they are formed, and their relationship to other words in the same language. It analyzes the structure of words and parts of words, such as stems, root words, prefixes, and suffixes.

2. An affix is a letter or series of letters added to a root word that can change its meaning. Affixes can take the form of a prefix at the beginning of a root word, or as a suffix at the end of a root word. Common prefixes include un-, dis-, and ex-. ... Common suffixes include -able, -less, and -ism.

3. A bound root is a root which cannot occur as a separate word apart from any other morpheme

4. An example is smog, which comes from smoke and fog, or brunch, which comes from 'breakfast' and 'lunch'. One subcategory of blending is the reduction of a word to one of its parts, e.g., fax (facsimile), flu (influenza) and bot (robo