Tanwin
Tanwin is a grammatical concept found in Arabic that refers to the nunation, or the addition of a suffix that sounds like "n" to the end of a noun, indefinite noun, or adjective. This suffix is represented orthographically by doubling the vowel mark at the end of the word, such as fathatan (ـً), dammatan (ـٌ), or kasratan (ـٍ).
The primary function of tanwin is to indicate indefiniteness. When a noun has tanwin, it is generally
Tanwin also plays a role in indicating the case of a noun in certain grammatical constructions. While
However, not all Arabic nouns can take tanwin. Proper nouns, definite nouns (those with the definite article