1.A collection of pus formed by tissue destruction in an inflamed area of a localized infection.
2.A cavity that is formed by liquefactive necrosis within solid tissue.
1. To form an abscess.
2. The pus formed an abscess which laterturned to yellow crust.
You ESCAPE from somewhere that has walls or chains, but you abscond from somewhere where the only deterant is that you are not ALLOWED to leave, but there are no physical confines e.g. .