Haze

Light vapor or smoke in the air which more or less impedes vision, with little or no dampness; a lack of transparency in the air; hence, figuratively, obscurity; dimness.

To be hazy, or tick with haze.

To harass by exacting unnecessary, disagreeable, or difficult work.

To harass or annoy by playing abusive or shameful tricks upon; to humiliate by practical jokes; -- used esp. of college students; as, the sophomores hazed a freshman.

confusion characterized by lack of clarity

atmospheric moisture or dust or smoke that causes reduced visibility

become hazy, dull, or cloudy