. Bound morphemes are usually prefixes or suffixes. Unproductive, non-affix morphemes that exist only in bound form are known as ‘cranberry’ morphemes, from the ‘cran’ in that very word.
Example: The word reopened consists of three morphemes: re- (bound morpheme meaning ‘again’), -open- (free morpheme) and -ed (bound morpheme indicating past tense
: lexical morphemes – set of ordinary nouns, adjectives and verbs which carry the ‘content’ of a message we convey e.g. boy, man, yellow, look, sincere
and functional morphemes – functional words in the language such as conjunctions, prepositions, articles and pronouns e.g. and, but, when, on, near, in, the, that
. Bound morphemes can also be divided into two categories
Derivational morphemes include suffixes (e.g. -ish, -ly) and prefixes (e.g. re-, pre-, ex-, dis-, co-, un-).
They carry semantic information; inflectional morphemes – used to indicate aspects of the grammatical function of a word
Inflectional morphemes - these morphemes are used to show if a word is plural or singular, if it is past or present tense, comparative or possessive form etc