<P> Bound morphemes can be further classified as derivational or inflectional . </P> <Ul> <Li> Derivational morphemes, when combined with a root, change either the semantic meaning or part of speech of the affected word . For example, in the word happiness, the addition of the bound morpheme - ness to the root happy changes the word from an adjective (happy) to a noun (happiness). In the word unkind, un - functions as a derivational morpheme, for it inverts the meaning of the word formed by the root kind . Generally, the affixes used with a root word are bound morphemes . </Li> </Ul> <Li> Derivational morphemes, when combined with a root, change either the semantic meaning or part of speech of the affected word . For example, in the word happiness, the addition of the bound morpheme - ness to the root happy changes the word from an adjective (happy) to a noun (happiness). In the word unkind, un - functions as a derivational morpheme, for it inverts the meaning of the word formed by the root kind . Generally, the affixes used with a root word are bound morphemes . </Li> <Ul> <Li> Inflectional morphemes modify a verb's tense, aspect, mood, person, or number, or a noun's, pronoun's or adjective's number, gender or case, without affecting the word's meaning or class (part of speech). Examples of applying inflectional morphemes to words are adding - s to the root dog to form dogs and adding - ed to wait to form waited . An inflectional morpheme changes the form of a word . In English, there are eight inflections . </Li> </Ul>

Which morpheme is added to adjectives to turn them into nouns