knefleksjon
Knefleksjon is a term used in linguistics to describe a morphological process where a word changes its form to indicate grammatical information, such as tense, number, or case. This is distinct from derivation, which creates new words with different meanings. In many languages, knefleksjon is a crucial element for constructing grammatically correct sentences. For example, in English, the verb "walk" can be kneflected to "walked" to indicate past tense or "walking" to indicate present participle. Similarly, nouns can be kneflected to show plurality, such as "cat" becoming "cats".
The specific types of knefleksjon vary significantly between languages. Some languages have a rich system of