Adverbially

Origin

adverbial + -ly

Full definition of adverbially

Adverb

1. As, or in the manner of, an adverb.
• 1991, Frances Austin, Language usage and description: studies presented to N.E. Osselton ...‎ Chapter Points of English Syntax 1968-1983, Here the use is not part of a predication but does not seem to be merely adverbially subordinate.