Nouns Theory in Armenian Grammar is an essential aspect of understanding the foundation of the language. Nouns in Armenian are words that represent people, places, objects, and concepts. They are categorized into five grammatical genders: masculine, feminine, neuter, common, and inanimate. Each gender has its own specific declension pattern, which determines its case, number, and definiteness.

Armenian nouns also have different forms for singular and plural. The plural forms are created by adding specific suffixes or modifying the stem of the noun. Additionally, nouns can be classified into two categories based on their inflectional behavior: strong and weak.

The five cases in Armenian grammar are nominative, genitive, dative, accusative, and ablative. Each case has its own syntactic function within a sentence. The declension of nouns is determined by the case, gender, number, and definiteness. The inflectional patterns are vital in forming coherent sentences and expressing the relationships between the nouns and other parts of speech.

Understanding the theory of nouns in Armenian grammar is crucial for communication and the correct use of the language. As a grammar teacher, it is important to impart this knowledge to students, as it forms the building blocks of their language skills.