Obscured by mist or fog; unclear; hazy
Being, covered with, or pertaining to fog (“tall grass etc that grows after, or is left after, cutting; moss”)
Confused, befuddled, etc.
out of focus; blurry.
dulled or intentionally blunt.
To sharpen (an image) by creating a blurred ("unsharp") negative as a mask, and then combining that mask with the original.