addled

adjectives

(of eggs) no longer edible
"an addled egg"
addled
is similar to
lacking freshness, palatability, or showing deterioration from age
"stale bread"; "the beer was stale"
stale
confused and vague; used especially of thinking
"muddleheaded ideas"; "your addled little brain"; "woolly thinking"; "woolly-headed ideas"
addled, befuddled, muddled, muzzy, woolly, woolly-headed, wooly, wooly-minded