addled

1. (of eggs) Bad, rotten; inviable, containing a dead embryo.Examples: "He was touched in the cavity where his heart should have been—in that nest of addled eggs, where the birds of heaven would have lived if they had not been whistled away—by the fervour of this reproach."; "I haven’t a bit o’ patience with you—sitting on an addled egg for ever, as if there was never a fresh un in the world."; "We have learned to whittle the Eden Tree to the shape of a surplice-peg, / We have learned to bottle our parents twain in the yelk of an addled egg,"

2. (figurative) Confused; mixed up.Examples: "But she counted and counted till she got that addled she’d start to count in the basket for a spoon sometimes; […]."; "[…] my addled brain required as much sleep as an infant."; "A long combat career exposed to weapons blasts had left him struggling with depression and anger, a frayed memory and addled concentration."figuratively

3. (obsolete) Morbid, corrupt, putrid, or barren.obsolete