VALIANTLY
valiantly, valorously
(adverb) with valor; in a valiant manner; “he fought valiantly until the end”
Source: WordNet® 3.1
Etymology
Adverb
valiantly (comparative more valiantly, superlative most valiantly)
In a valiant manner; showing bravery.
Source: Wiktionary
VALIANT
Val"iant, a. Etym: [OE. valiant, F. vaillant, OF. vaillant, valant,
originally p. pr. of OF. & F. valoir to be worth, L. valere to be
strong. See Wield, and cf. Avail, Convalesce, Equivalent, Prevail,
Valid.]
1. Vigorous in body; strong; powerful; as, a valiant fencer. [Obs.]
Walton.
2. Intrepid in danger; courageous; brave.
A valiant and most expert gentleman. Shak.
And Saul said to David . . . be thou valiant for me, and fight the
Lord's battles. 1 Sam. xviii. 17.
3. Performed with valor or bravery; heroic. "Thou bearest the highest
name for valiant acts." Milton.
[The saints] have made such valiant confessions. J. H. Newman.
– Val"iant*ly, adv.
– Val"iant*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition