1) vehemently, forcibly
Part of Speech: adverb
Adverb from a compound of G2095 and a derivation of τείνω teinô (to stretch); in a well strung manner, that is, (figuratively) intensely (in a good sense, cogently; in a bad one, fiercely): - mightily, vehemently.
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root εὐτόνως; click on the second column to search for that grammatical form of the root εὐτόνως; click on the third column to search for that word and grammatical form; click on the total to search for the root εὐτόνως.