Lexicology collects words and their derivations and transformations: it has not given rise to much generalized theory.
en.wikipedia.org In contrast, morphological typology is the classification of languages according to their "use" of morphemes, while lexicology is the study of those words forming a language's wordstock.
en.wikipedia.org In lexicology, an appurtenance is a modifier that is appended or prepended to another word to coin a new word that expresses belongingness.
en.wikipedia.org It is in fact most commonly understood as a branch of lexicology, the study of words (although some apply the term also to grammar and conversation).
en.wikipedia.org Contrastive descriptions can occur at every level of linguistic structure: speech sounds (phonology), written symbols (graphology), word-formation (morphology), word meaning (lexicology), collocation (phraseology), sentence structure (syntax) and complete discourse (textology).
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