/ad"l/ , v. , addled, addling , adj.
v.t. , v.i.
1. to make or become confused.
2. to make or become rotten, as eggs.
adj.
3. mentally confused; muddled.
4. rotten: addle eggs.
[ bef. 1000; ME adel rotten, OE adela liquid, filth; c. MLG adele liquid manure ]