Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cuttingly is an adverb meaning "in an intentionally unkind way". It carries one recorded sense.
in an intentionally unkind way
“a cutting remark”
Definitions, synonyms and semantic relations for cuttingly come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.