'Pluckily' definitions:

Definition of 'pluckily'

(from WordNet)
adverb
In a plucky manner; "he was Brentford's defensive star in pluckily holding out the determined Reading raids for long periods"

Definition of 'Pluckily'

From: GCIDE
  • Pluckily \Pluck"i*ly\, adv. In a plucky manner. [1913 Webster]