In Armenian grammar, the study of adjectives falls under the category of Adjective Theory. Adjectives are an essential part of the Armenian language, as they provide additional information about nouns, pronouns, and other words in a sentence. The Armenian adjective system is highly developed and has several important features.

One fundamental aspect of Adjective Theory in Armenian grammar is the agreement between adjectives and the nouns they modify. In Armenian, adjectives agree in gender, number, and case with the noun they describe. This agreement ensures that the adjective matches the noun in terms of grammatical features.

Another crucial aspect of Adjective Theory in Armenian grammar is the formation of comparative and superlative forms. Armenian adjectives have specific suffixes that are added to the stem to create these forms. The comparative form is used to compare two objects or entities, while the superlative form is used to indicate the highest degree of a quality.

Furthermore, Adjective Theory in Armenian grammar also encompasses the different types of adjectives, such as descriptive, possessive, demonstrative, and ordinal adjectives. Each type has its own specific rules and usage patterns.

Overall, understanding Adjective Theory in Armenian grammar is essential for learners to effectively use and comprehend adjectives in the Armenian language.