Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
frolicsome is an adjective meaning "given to merry frolicking". It carries one recorded sense.
given to merry frolicking
“frolicsome students celebrated their graduation with parties and practical jokes”
Definitions, synonyms and semantic relations for frolicsome come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.