meaning of palliation
1. The act of palliating, or state of being palliated; extenuation; excuse; as, the palliation of faults, offenses, vices.
2. Mitigation; alleviation, as of a disease.
3. That which cloaks or covers; disguise; also, the state of being covered or disguised.
4. to act in such a way as to cause an offense to seem less serious