English
adverbially
From adverbial + -ly.
A compound of adverbial + -ly
Proto-Indo-European *werh₁- ‘to speak, say’
…
Proto-Italic *werðom ‘word’
Latin verbum ‘word’
Latin adverbi(um)
Latin adverbiālis
English adverbial
Today it means
adv As, or in the manner of, an adverb.
Language periods are conventional ranges, not dates for this word.
Etymograph / adverbially