1. v.
1. a tr. & intr. make or become lighter in weight. b tr. reduce the weight or load of.
2 tr. bring relief to (the heart, mind, etc.).
3 tr. mitigate (a penalty).2. v.
1. a tr. shed light on. b tr. & intr. make or grow bright.
2 intr. a shine brightly; flash. b emit lightning (it is lightening).