grievously, vehemently

Strong’s Dictionary of Greek Words:

Number:
1171 (find all occurrences in KJV Bible)
Greek:
δεινῶς
Transliteration:
deinos
Phonic:
di-noce’
Meaning:
adverb from a derivative of the same as 1169; terribly, i.e. excessively
KJV Usage:
grievously, vehemently