G2159
εὐτόνως
eutónōs
/yoo-ton'-oce/
Definition
in a well-strung manner, i.e. (figuratively) intensely (in a good sense, cogently; in a bad one, fiercely)
Derivation
adverb from a compound of G2095 and a derivative of (to stretch);
KJV usage
mightily, vehemently.