The Collaborative International Dictionary
Adjectivally
Adjectivally \Ad`jec*ti"val*ly\, adv. As, or in the manner of, an adjective; adjectively.
Wiktionary
adjectivally
adv. As, or in the manner of, an adjective.
WordNet
adjectivally
adv. as an adjective; in an adjectival manner
Usage examples of "adjectivally".
Tolkien expressly noted that properly, this case was "not [used] as a 'possessive', or adjectivally to describe qualities" (WJ:368).
At each side, the point of the compass was given adjectivally: Western Prospect, Northern Prospect.