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to become misty; to become hazy
to get blurry; to grow dim
to be overshadowed; to be upstaged; to be outshone
花粉症の影響で視界が翳んで運転に支障が出てしまう。
Due to hay fever, my vision gets hazy and it interferes with driving.
長時間の読書で目が翳んできたので休憩を取ることにした。
My eyes got blurry from reading for a long time, so I decided to take a break.
春の朝霧で遠くの山々が翳んで幻想的な風景が広がった。
The distant mountains were hazy in the spring morning fog, creating a fantastical landscape.