くもkumoru
1.

To become obscured by clouds, resulting in a lack of sunlight or a dullness in the atmosphere.

2.

To lose clarity or transparency, typically due to the presence of fog or steam that prevents clear visibility.

3.

To experience a sense of emotional heaviness or gloom, often reflected in one's demeanor or expressions due to sadness or worry.

4.

To have colors or brightness diminish, causing objects to appear less vibrant or radiant.

5.

To have one's view obstructed or blurred, often due to tears, leading to a lack of clear sight.

6.

In traditional performance arts, to adopt a specific facial expression that conveys sorrow or lamentation, typically by tilting the head downwards.

Example:

蒸気でメガネが曇ってしまった。

くぐもkugumoru
1.

To experience a reduction or obstruction of light, resulting in a dim or unclear state, often related to natural phenomena like clouds covering the sun or moon.

2.

To lose clarity or brightness, often due to condensation or fog, making transparent surfaces like glass or mirrors less visible.

3.

To feel a sense of heaviness or gloom in one's mind or expression, often as a result of worries, sadness, or other emotional burdens, reflecting a lack of brightness in one's demeanor.

4.

To be in a mentally impaired state caused by overwhelming desires or substances, where normal judgment and perception are obscured.

5.

To appear hazy or blurred, particularly when viewed through tears or emotional distress, affecting clarity of vision or expression.