muzzy in WordNet English dictionary

1. confused and vague; used especially of thinking
   "muddleheaded ideas"; "your addled little brain"; "woolly thinking"; "woolly-headed ideas"
   addled  befuddled  muddled  muzzy  woolly  wooly  woolly-headed  wooly-minded 
   
2. indistinct or hazy in outline
   "a landscape of blurred outlines"; "the trees were just blurry shapes"
   bleary  blurred  blurry  foggy  fuzzy  hazy  muzzy