LINA01H3 Chapter 4: Morphology part I
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The intuition that forms elephants is a word because it can occur in isolation, and in different positions in the sentence. S is not a free form as it never occurs in isolation as it must be attached to the noun to which it belongs. Types of words: content words add to the core meaning of a sentence also called open classes: we can and regularly do add new words to these classes include nouns, verbs, adjectives, and adverbs. I bought a book. a indicates the noun (book) is unknown, not specific. I bought the book. the indicates the noun (book) is known, and is specific. Just as in phonology, a /phoneme/ is an abstract entity whereas an [allophone] represents different pronunciations of a phoneme, morphemes have variants called allomorphs. The difference is phonemes and allophones are sounds and therefore not meaningful whereas morphemes and allomorphs are meaningful. Allomorphs variants of a morpheme (different pronunciations of a morpheme)