험해요 · 험했어요 · 험한 (+noun)
rough, steep, rugged; harsh, nasty
Example
이 산은 길이 험해서 조심해야 해요.
The trails on this mountain are rough, so you need to be careful.
Word parts
험 steep
From a syllable meaning 'steep, dangerous'.
Good to know
Also figurative: 험한 세상 'a harsh world', 말을 험하게 하다 'to talk nasty'.
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