addled 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. (of eggs) no longer edible
   "an addled egg"
   addled