洞若观火 — Chinese idiom

Meaning

• lit. to see sth as clearly as one sees a blazing fire
• fig. to grasp the situation thoroughly

Character by character

• 洞dòngcave, grotto, hole, ravine
• 若ruòif, supposing, assuming; similar
• 观guānto observe, to spectate; appearance, view
• 火huǒfire, flame; to burn; anger, rage

Idioms sharing a character

• 引蛇出洞 yǐn shé chū dòng
• 洞房花烛 dòng fáng huā zhú
• 漏洞百出 lòu dòng bǎi chū
• 空洞无物 kōng dòng wú wù
• 判若云泥 pàn ruò yún ní
• 危若朝露 wēi ruò zhāo lù
• 口若悬河 kǒu ruò xuán hé
• 呆若木鸡 dāi ruò mù jī
• 噤若寒蝉 jìn ruò hán chán
• 固若金汤 gù ruò jīn tāng

Data: CC-CEDICT (CC BY-SA 4.0); Unihan Database (Unicode License v3). Retrieved 2026-10-22.