Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
pluckily is an adverb meaning "in a plucky manner". It carries one recorded sense.
in a plucky manner
“he was Brentford's defensive star in pluckily holding out the determined Reading raids for long periods”
Definitions, synonyms and semantic relations for pluckily come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.