Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cussedly is an adverb meaning "in a stubborn unregenerate manner". It carries one recorded sense.
in a stubborn unregenerate manner
“she remained stubbornly in the same position”
Definitions, synonyms and semantic relations for cussedly come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.