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Webster 1913 Edition

adv.

Brilliantly; splendidly; with luster;

as,

brightly

shining armor

With lively intelligence; intelligently.

Looking

brightly

into the mother’s face.

Hawthorne.

adv.

britely. Splendidly; with luster.

brightly ‎(comparative brightlier or more brightly, superlative brightliest or most brightly)

In a bright manner.
The sun was shining brightly, making me squint.
- 2011 September 28, Jon Smith, “Valencia 1 - 1 Chelsea”, in BBC Sport:
  The visitors started brightly and had an early chance when Valencia's experienced captain David Albeda gifted the ball to Fernando Torres, but the striker was caught by defender Adil Rami as he threatened to shoot.

in a bright manner