A smear, smudge or blot
Something that appears hazy or indistinct
To cause imperfection of vision in; to dim; to darken.
To become indistinct.
To transfer the input focus away from.
To smear, stain or smudge.
To make indistinct or hazy, to obscure or dim.
In a state of doubt or confusion.
A faint trace or semblance.
An image or representation.