käändmine
Käändmine is a grammatical concept found in several languages, notably in Baltic languages such as Estonian and Finnish. It refers to the inflection of nouns, pronouns, adjectives, and sometimes numerals to indicate their grammatical function within a sentence. This function can include things like the subject, direct object, indirect object, possession, location, or accompaniment.
In languages that employ käändmine, word endings change depending on the role the word plays. For example,
The number of cases can vary significantly between languages. Estonian, for instance, has fourteen grammatical cases.