blur

v. (-rr-) make or become unclear or less distinct; smear. n. Blurred object, sound, memory, etc. [perhaps related to *bleary]

v. t. To render obscure by making the form or outline of confused and uncertain, as by soiling; to smear; to make indistinct and confused; as, to blur manuscript by handling it while damp; to blur the impression of a woodcut by an excess of ink.