Adjective may be more rigid in some languages than others; in some, like Spanish, it may only be a default ("unmarked") word order, with other orders being permissible. Other languages, such as Tagalog, follow their adjectival orders as rigidly as English. The normal adjectival order of English may be overridden in certain circumstances, especially when one adjective is being fronted. In addition, the usual order of adjectives in English would result in the phrase "the bad big wolf" (opinion before size), but instead the usual phrase is "the big bad wolf", perhaps because the ablaut reduplication rule that high vowels precede
Adjective nouns (a process called declension), they were considered a subtype of noun. The words that are today typically called nouns were then called "substantive nouns" ("nōmen substantīvum"). The terms "noun substantive" and "noun adjective" were formerly used in English, but the terms are now obsolete. A given occurrence of an adjective can generally be classified into one of three kinds of use: Adjectives feature as a part of speech (word class) in most languages. In some languages, the words that serve the semantic function of adjectives are categorized together with some other class, such as nouns or verbs. In the