FEARFULLY
fearfully
(adverb) in fear; “she hurried down the stairs fearfully”
fearfully
(adverb) in an alarming manner; “they were fearfully attacked”
Source: WordNet® 3.1
Etymology
Adverb
fearfully (comparative more fearfully, superlative most fearfully)
In a fearful manner; characterized by fear.
(UK, dated) very; very much.
Source: Wiktionary
Fear"ful*ly, adv.
Definition: In a fearful manner.
FEARFUL
Fear"ful, a.
1. Full of fera, apprehension, or alarm; afraid; frightened.
Anxious amidst all their success, and fearful amidat all their power.
Bp. Warburton.
2. inclined to fear; easily frightened; without courage; timid.
What man is there that is fearful and fain-hearted Deut. xx. 8.
3. Indicating, or caused by, fear.
Cold fearful drops stand on my trembling flesh. Shak.
4. Inspiring fear or awe; exciting apprehension or terror; terrible;
frightful; dreadful.
This glorious and fearful name, The Lord thy God. Deut. xxviii. 58.
Death is a fearful thing. Shak.
In dreams they fearful precipices tread. Dryden.
Syn.
– Apprehensive; afraid; timid; timorous; ho
Source: Webster’s Unabridged Dictionary 1913 Edition