üldsõnavara
**Üldsõnavara** (also known as the basic vocabulary or core lexicon) refers to the fundamental set of words in a language that are essential for everyday communication. These words cover core concepts such as nouns for common objects (e.g., *kodu* "house," *tuli* "fire"), verbs for basic actions (*sõdima* "to fight," *sööma* "to eat"), and adjectives describing fundamental qualities (*suur* "big," *väike" "small"). Unlike specialized or technical terms, which are specific to particular fields, üldsõnavara words are widely used across different contexts and are typically learned early in language acquisition.
The composition of üldsõnavara varies slightly between languages but often includes words related to human needs,
Üldsõnavara is studied in linguistics and language pedagogy to understand how languages evolve and how learners