adjectival

[ aj-ik-tahy-vuh l ]

/ ˌædʒ ɪkˈtaɪ vəl /

of, relating to, or used as an adjective.

describing by means of many adjectives; depending for effect on intensive qualification of subject matter, as a writer, style, or essay.

Origin of adjectival

First recorded in 1790–1800; adjective + -al¹

ad·jec·ti·val·ly, adverb non·ad·jec·ti·val, adjective non·ad·jec·ti·val·ly, adverb pre·ad·jec·ti·val, adjective

pre·ad·jec·ti·val·ly, adverb

It is an adjectival form, like Datis, and means probably "pleasant, agreeable."

The Seven Great Monarchies Of The Ancient Eastern World, Vol 3. (of 7): Media |George Rawlinson
The article is omitted before a noun modified by an adjectival phrase.

Heath's Modern Language Series: The Spanish American Reader |Ernesto Nelson
They are essentially adjectives, and follow the adjectival rules as to the formation of the plural and the accusative.

The International Auxiliary Language Esperanto |George Cox
The participle has been called an adjectival verbal; the gerund may be called a noun verbal.

An English Grammar |W. M. Baskervill and J. W. Sewell

She would remain standing a little stiffly in the scullery refusing to assist him to the adjectival towel he sought.

The New Machiavelli |Herbert George Wells