The kanji 険 primarily conveys the idea of "dangerous," "risky," "steep," or "difficult." It suggests a situation or place that presents challenges, hazards, or potential threats. It can also refer to a "critical" or "severe" state.

・On-yomi (音読み): ケン (ken) ・Kun-yomi (訓読み): けわ(しい) (kewa(shii))

⚫︎ 危険 (kiken) Translation: Danger; risk ⚫︎ 険しい山道 (kewashii sando) Translation: A steep mountain path ⚫︎ 冒険 (bouken) Translation: Adventure

⚫︎ 険 is a phono-semantic compound character. ⚫︎ The phonetic component is 㑒 (ken), which contributes to the sound. ⚫︎ The semantic component is 阜 (zufu/oka), which means "mound" or "hill". 阜is often a component used to signify something related to land or terrain. ⚫︎ Combining these components, 険 originally depicted a steep or dangerous terrain or a difficult passage. Over time, it broadened to represent the general idea of "dangerous" or "difficult."