Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
high-risk is an adjective meaning "not financially safe or secure". It carries one recorded sense.
not financially safe or secure
“a bad investment”
“high risk investments”
“anything that promises to pay too much can't help being risky”
“speculative business enterprises”
Definitions, synonyms and semantic relations for high-risk come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.