VIGOROUSLY
vigorously, smartly
(adverb) with vigor; in a vigorous manner; “he defended his ideas vigorously”
Source: WordNet® 3.1
Etymology
Adverb
vigorously (comparative more vigorously, superlative most vigorously)
With intense energy, force or vigor
Synonyms
• energetically
• forcefully
• powerfully
Source: Wiktionary
VIGOROUS
Vig"or*ous, a. Etym: [Cf. OF. vigoros, F. vigoureux, LL. vigorosus.]
1. Possessing vigor; full of physical or mental strength or active
force; strong; lusty; robust; as, a vigorous youth; a vigorous plant.
Famed for his valor, young, At sea successful, vigorous and strong.
Waller.
2. Exhibiting strength, either of body or mind; powerful; strong;
forcible; energetic; as, vigorous exertions; a vigorous prosecution
of a war.
The beginnings of confederacies have been always vigorous and
successful. Davenant.
– Vig"or*ous*ly, adv.
– Vig"or*ous*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition