Adjectives in English - categories, forms and use
linguapress.com › grammar › adjectivesclassifying adjectives (including absolute adjectives) such as married, second, hydraulic, unique, dead which express permanent qualities or absolutes. Qualifiying adjectives are " gradable ", i.e. it is possible to graduate their intensity, by the addition of an adverb of degree, such as very, quite, enough ; most qualifying adjectives can also be put into comparative or superlative forms ( big, bigger, biggest ).