Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
chaotically is an adverb meaning "in a wild and confused manner". It carries 2 recorded senses.
in a wild and confused manner
“the drugged man was talking chaotically”
in a manner suggestive of chaos
“the room was chaotically disorganized”
Definitions, synonyms and semantic relations for chaotically come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.