[][le]Lexical and functional morphemes ][/]
What we have described as free morphemes fall into two categories. The first category
is that set of ordinary nouns, verbs, adjectives and adverbs that we think of as the
words that carry the “content” of the messages we convey. These free morphemes are
called lexical morphemes and some examples are: girl, man, house, tiger, sad, long,
yellow, sincere, open, look, follow, break. We can add new lexical morphemes to the
language rather easily, so they are treated as an “open” class of words.
Other types of free morphemes are called functional morphemes. Examples are: and,
but, when, because, on, near, above, in, the, that, it, them. This set consists largely of
the functional words in the language such as conjunctions, prepositions, articles and
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