危き険けん性せい

き

け

ん

せ

い

Common wordJLPTN2

Meanings

1

noun

risk; riskiness; danger

Refers to the degree or nature of risk, danger, or hazard inherent in a situation, action, or substance. Often used in formal or analytical contexts.

この薬くすりの危き険けん性せいはまだ十じゅう分ぶんに研けん究きゅうされていない。
The risks of this drug have not yet been fully studied.

地じ

震しん

の

危き

険けん

性せい

が

高たか

い

地ち

域いき

に

住す

ん

で

いる

。

I live in an area with a high risk of earthquakes.

危き険けん
危険 is a general noun/adjective meaning 'danger' or 'dangerous', while 危険性 focuses on the abstract quality or degree of risk.
リスク
リスク is a loanword often used in business or technical contexts, similar to 危険性 but more casual and modern.

Compound of 危険 (danger) + 性 (nature, quality). The suffix 性 is commonly added to nouns to express an abstract property or characteristic.